Home / 140,320.50-210,349.53-51,550.17

Finding the Fourth Proportional to 140,320.50, 210,349.53 and 51,550.17

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Solution

The fourth proportional to 140,320.50, 210,349.53 and 51,550.17 is: 77,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,320.50 : 210,349.53 = 51,550.17 : x
  2. Step 2: Convert to fraction form
    140,320.50/210,349.53 = 51,550.17/x
  3. Step 3: Cross multiply
    140,320.50x = 210,349.53 × 51,550.17
  4. Step 4: Simplify right side
    140,320.50x = 10,843,554,030.92
  5. Step 5: Solve for x
    x = 10,843,554,030.92/140,320.50
  6. Step 6: Final answer
    x = 77,277.05

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1.5x scale

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.