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Finding the Fourth Proportional to 60,639.76, 83,683.04 and 35,151.04

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Solution

The fourth proportional to 60,639.76, 83,683.04 and 35,151.04 is: 48,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,639.76 : 83,683.04 = 35,151.04 : x
  2. Step 2: Convert to fraction form
    60,639.76/83,683.04 = 35,151.04/x
  3. Step 3: Cross multiply
    60,639.76x = 83,683.04 × 35,151.04
  4. Step 4: Simplify right side
    60,639.76x = 2,941,545,886.36
  5. Step 5: Solve for x
    x = 2,941,545,886.36/60,639.76
  6. Step 6: Final answer
    x = 48,508.53

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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.