Home / 107,949,085.80-161,923,628.70-71,598,521.40

Finding the Fourth Proportional to 107,949,085.80, 161,923,628.70 and 71,598,521.40

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Solution

The fourth proportional to 107,949,085.80, 161,923,628.70 and 71,598,521.40 is: 107,397,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,949,085.80 : 161,923,628.70 = 71,598,521.40 : x
  2. Step 2: Convert to fraction form
    107,949,085.80/161,923,628.70 = 71,598,521.40/x
  3. Step 3: Cross multiply
    107,949,085.80x = 161,923,628.70 × 71,598,521.40
  4. Step 4: Simplify right side
    107,949,085.80x = 11,593,492,394,642,604
  5. Step 5: Solve for x
    x = 11,593,492,394,642,604/107,949,085.80
  6. Step 6: Final answer
    x = 107,397,782.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.