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Finding the Fourth Proportional to 71,348.32, 98,460.48 and 41,133.52

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Solution

The fourth proportional to 71,348.32, 98,460.48 and 41,133.52 is: 56,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,348.32 : 98,460.48 = 41,133.52 : x
  2. Step 2: Convert to fraction form
    71,348.32/98,460.48 = 41,133.52/x
  3. Step 3: Cross multiply
    71,348.32x = 98,460.48 × 41,133.52
  4. Step 4: Simplify right side
    71,348.32x = 4,050,026,123.29
  5. Step 5: Solve for x
    x = 4,050,026,123.29/71,348.32
  6. Step 6: Final answer
    x = 56,764.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.