Home / 67,760.76-93,513.36-40,902.92

Finding the Fourth Proportional to 67,760.76, 93,513.36 and 40,902.92

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Solution

The fourth proportional to 67,760.76, 93,513.36 and 40,902.92 is: 56,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,760.76 : 93,513.36 = 40,902.92 : x
  2. Step 2: Convert to fraction form
    67,760.76/93,513.36 = 40,902.92/x
  3. Step 3: Cross multiply
    67,760.76x = 93,513.36 × 40,902.92
  4. Step 4: Simplify right side
    67,760.76x = 3,824,969,483.01
  5. Step 5: Solve for x
    x = 3,824,969,483.01/67,760.76
  6. Step 6: Final answer
    x = 56,448.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.