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Finding the Fourth Proportional to 64,893, 97,350.03 and 25,428.72

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Solution

The fourth proportional to 64,893, 97,350.03 and 25,428.72 is: 38,147.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,893 : 97,350.03 = 25,428.72 : x
  2. Step 2: Convert to fraction form
    64,893/97,350.03 = 25,428.72/x
  3. Step 3: Cross multiply
    64,893x = 97,350.03 × 25,428.72
  4. Step 4: Simplify right side
    64,893x = 2,475,486,654.86
  5. Step 5: Solve for x
    x = 2,475,486,654.86/64,893
  6. Step 6: Final answer
    x = 38,147.21

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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.