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Finding the Fourth Proportional to 64,793.90, 97,199.02 and 25,345.88

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Solution

The fourth proportional to 64,793.90, 97,199.02 and 25,345.88 is: 38,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,793.90 : 97,199.02 = 25,345.88 : x
  2. Step 2: Convert to fraction form
    64,793.90/97,199.02 = 25,345.88/x
  3. Step 3: Cross multiply
    64,793.90x = 97,199.02 × 25,345.88
  4. Step 4: Simplify right side
    64,793.90x = 2,463,594,697.04
  5. Step 5: Solve for x
    x = 2,463,594,697.04/64,793.90
  6. Step 6: Final answer
    x = 38,022.02

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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.