Home / 61,680.17-85,122.51-34,812.92

Finding the Fourth Proportional to 61,680.17, 85,122.51 and 34,812.92

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Solution

The fourth proportional to 61,680.17, 85,122.51 and 34,812.92 is: 48,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,680.17 : 85,122.51 = 34,812.92 : x
  2. Step 2: Convert to fraction form
    61,680.17/85,122.51 = 34,812.92/x
  3. Step 3: Cross multiply
    61,680.17x = 85,122.51 × 34,812.92
  4. Step 4: Simplify right side
    61,680.17x = 2,963,363,130.83
  5. Step 5: Solve for x
    x = 2,963,363,130.83/61,680.17
  6. Step 6: Final answer
    x = 48,044.02

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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.