Home / 64,930.82-97,450.90-25,515.61

Finding the Fourth Proportional to 64,930.82, 97,450.90 and 25,515.61

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Solution

The fourth proportional to 64,930.82, 97,450.90 and 25,515.61 is: 38,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,930.82 : 97,450.90 = 25,515.61 : x
  2. Step 2: Convert to fraction form
    64,930.82/97,450.90 = 25,515.61/x
  3. Step 3: Cross multiply
    64,930.82x = 97,450.90 × 25,515.61
  4. Step 4: Simplify right side
    64,930.82x = 2,486,518,851.13
  5. Step 5: Solve for x
    x = 2,486,518,851.13/64,930.82
  6. Step 6: Final answer
    x = 38,294.90

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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.