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Finding the Fourth Proportional to 63,355.61, 95,156.42 and 46,649.66

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Solution

The fourth proportional to 63,355.61, 95,156.42 and 46,649.66 is: 70,065.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,355.61 : 95,156.42 = 46,649.66 : x
  2. Step 2: Convert to fraction form
    63,355.61/95,156.42 = 46,649.66/x
  3. Step 3: Cross multiply
    63,355.61x = 95,156.42 × 46,649.66
  4. Step 4: Simplify right side
    63,355.61x = 4,439,013,930.79
  5. Step 5: Solve for x
    x = 4,439,013,930.79/63,355.61
  6. Step 6: Final answer
    x = 70,065.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.