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Finding the Fourth Proportional to 160,192, 240,279.72 and 47,873.15

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Solution

The fourth proportional to 160,192, 240,279.72 and 47,873.15 is: 71,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,192 : 240,279.72 = 47,873.15 : x
  2. Step 2: Convert to fraction form
    160,192/240,279.72 = 47,873.15/x
  3. Step 3: Cross multiply
    160,192x = 240,279.72 × 47,873.15
  4. Step 4: Simplify right side
    160,192x = 11,502,947,077.52
  5. Step 5: Solve for x
    x = 11,502,947,077.52/160,192
  6. Step 6: Final answer
    x = 71,807.25

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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.