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Finding the Fourth Proportional to 64,671.39, 97,018.02 and 29,613.78

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Solution

The fourth proportional to 64,671.39, 97,018.02 and 29,613.78 is: 44,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,671.39 : 97,018.02 = 29,613.78 : x
  2. Step 2: Convert to fraction form
    64,671.39/97,018.02 = 29,613.78/x
  3. Step 3: Cross multiply
    64,671.39x = 97,018.02 × 29,613.78
  4. Step 4: Simplify right side
    64,671.39x = 2,873,070,300.32
  5. Step 5: Solve for x
    x = 2,873,070,300.32/64,671.39
  6. Step 6: Final answer
    x = 44,425.68

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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.