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Finding the Fourth Proportional to 64,035.40, 95,930.70 and 34,443.40

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Solution

The fourth proportional to 64,035.40, 95,930.70 and 34,443.40 is: 51,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,035.40 : 95,930.70 = 34,443.40 : x
  2. Step 2: Convert to fraction form
    64,035.40/95,930.70 = 34,443.40/x
  3. Step 3: Cross multiply
    64,035.40x = 95,930.70 × 34,443.40
  4. Step 4: Simplify right side
    64,035.40x = 3,304,179,472.38
  5. Step 5: Solve for x
    x = 3,304,179,472.38/64,035.40
  6. Step 6: Final answer
    x = 51,599.26

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1.5x scale

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.