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Finding the Fourth Proportional to 64,042.60, 95,934.30 and 36,308.20

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Solution

The fourth proportional to 64,042.60, 95,934.30 and 36,308.20 is: 54,388.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,042.60 : 95,934.30 = 36,308.20 : x
  2. Step 2: Convert to fraction form
    64,042.60/95,934.30 = 36,308.20/x
  3. Step 3: Cross multiply
    64,042.60x = 95,934.30 × 36,308.20
  4. Step 4: Simplify right side
    64,042.60x = 3,483,201,751.26
  5. Step 5: Solve for x
    x = 3,483,201,751.26/64,042.60
  6. Step 6: Final answer
    x = 54,388.82

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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.