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Finding the Fourth Proportional to 64,100.08, 95,960.80 and 47,348.88

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Solution

The fourth proportional to 64,100.08, 95,960.80 and 47,348.88 is: 70,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,100.08 : 95,960.80 = 47,348.88 : x
  2. Step 2: Convert to fraction form
    64,100.08/95,960.80 = 47,348.88/x
  3. Step 3: Cross multiply
    64,100.08x = 95,960.80 × 47,348.88
  4. Step 4: Simplify right side
    64,100.08x = 4,543,636,403.90
  5. Step 5: Solve for x
    x = 4,543,636,403.90/64,100.08
  6. Step 6: Final answer
    x = 70,883.47

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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.