Home / 96,531.91-133,135.04-67,946.20

Finding the Fourth Proportional to 96,531.91, 133,135.04 and 67,946.20

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Solution

The fourth proportional to 96,531.91, 133,135.04 and 67,946.20 is: 93,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,531.91 : 133,135.04 = 67,946.20 : x
  2. Step 2: Convert to fraction form
    96,531.91/133,135.04 = 67,946.20/x
  3. Step 3: Cross multiply
    96,531.91x = 133,135.04 × 67,946.20
  4. Step 4: Simplify right side
    96,531.91x = 9,046,019,049.44
  5. Step 5: Solve for x
    x = 9,046,019,049.44/96,531.91
  6. Step 6: Final answer
    x = 93,710.15

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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.