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Finding the Fourth Proportional to 64,737.41, 97,073.28 and 29,646.99

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Solution

The fourth proportional to 64,737.41, 97,073.28 and 29,646.99 is: 44,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,737.41 : 97,073.28 = 29,646.99 : x
  2. Step 2: Convert to fraction form
    64,737.41/97,073.28 = 29,646.99/x
  3. Step 3: Cross multiply
    64,737.41x = 97,073.28 × 29,646.99
  4. Step 4: Simplify right side
    64,737.41x = 2,877,930,561.43
  5. Step 5: Solve for x
    x = 2,877,930,561.43/64,737.41
  6. Step 6: Final answer
    x = 44,455.45

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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.