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Finding the Fourth Proportional to 64,034.40, 95,929.20 and 34,442.40

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Solution

The fourth proportional to 64,034.40, 95,929.20 and 34,442.40 is: 51,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,034.40 : 95,929.20 = 34,442.40 : x
  2. Step 2: Convert to fraction form
    64,034.40/95,929.20 = 34,442.40/x
  3. Step 3: Cross multiply
    64,034.40x = 95,929.20 × 34,442.40
  4. Step 4: Simplify right side
    64,034.40x = 3,304,031,878.08
  5. Step 5: Solve for x
    x = 3,304,031,878.08/64,034.40
  6. Step 6: Final answer
    x = 51,597.76

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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.