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Finding the Fourth Proportional to 64,854.93, 97,290.36 and 22,167.42

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Solution

The fourth proportional to 64,854.93, 97,290.36 and 22,167.42 is: 33,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,854.93 : 97,290.36 = 22,167.42 : x
  2. Step 2: Convert to fraction form
    64,854.93/97,290.36 = 22,167.42/x
  3. Step 3: Cross multiply
    64,854.93x = 97,290.36 × 22,167.42
  4. Step 4: Simplify right side
    64,854.93x = 2,156,676,272.07
  5. Step 5: Solve for x
    x = 2,156,676,272.07/64,854.93
  6. Step 6: Final answer
    x = 33,253.85

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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.