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Finding the Fourth Proportional to 97,045.89, 145,568.88 and 26,925.27

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Solution

The fourth proportional to 97,045.89, 145,568.88 and 26,925.27 is: 40,387.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,045.89 : 145,568.88 = 26,925.27 : x
  2. Step 2: Convert to fraction form
    97,045.89/145,568.88 = 26,925.27/x
  3. Step 3: Cross multiply
    97,045.89x = 145,568.88 × 26,925.27
  4. Step 4: Simplify right side
    97,045.89x = 3,919,481,397.60
  5. Step 5: Solve for x
    x = 3,919,481,397.60/97,045.89
  6. Step 6: Final answer
    x = 40,387.92

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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.