Home / 134,061.62-201,093.04-45,315.60

Finding the Fourth Proportional to 134,061.62, 201,093.04 and 45,315.60

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Solution

The fourth proportional to 134,061.62, 201,093.04 and 45,315.60 is: 67,973.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,061.62 : 201,093.04 = 45,315.60 : x
  2. Step 2: Convert to fraction form
    134,061.62/201,093.04 = 45,315.60/x
  3. Step 3: Cross multiply
    134,061.62x = 201,093.04 × 45,315.60
  4. Step 4: Simplify right side
    134,061.62x = 9,112,651,763.42
  5. Step 5: Solve for x
    x = 9,112,651,763.42/134,061.62
  6. Step 6: Final answer
    x = 67,973.61

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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.