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Finding the Fourth Proportional to 46,163.52, 63,737.28 and 29,419.20

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Solution

The fourth proportional to 46,163.52, 63,737.28 and 29,419.20 is: 40,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,163.52 : 63,737.28 = 29,419.20 : x
  2. Step 2: Convert to fraction form
    46,163.52/63,737.28 = 29,419.20/x
  3. Step 3: Cross multiply
    46,163.52x = 63,737.28 × 29,419.20
  4. Step 4: Simplify right side
    46,163.52x = 1,875,099,787.78
  5. Step 5: Solve for x
    x = 1,875,099,787.78/46,163.52
  6. Step 6: Final answer
    x = 40,618.65

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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.