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Finding the Fourth Proportional to 64,397.88, 96,597.18 and 29,313

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Solution

The fourth proportional to 64,397.88, 96,597.18 and 29,313 is: 43,969.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,397.88 : 96,597.18 = 29,313 : x
  2. Step 2: Convert to fraction form
    64,397.88/96,597.18 = 29,313/x
  3. Step 3: Cross multiply
    64,397.88x = 96,597.18 × 29,313
  4. Step 4: Simplify right side
    64,397.88x = 2,831,553,137.34
  5. Step 5: Solve for x
    x = 2,831,553,137.34/64,397.88
  6. Step 6: Final answer
    x = 43,969.66

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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.