Home / 131,463.60-197,215.08-48,351.28

Finding the Fourth Proportional to 131,463.60, 197,215.08 and 48,351.28

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Solution

The fourth proportional to 131,463.60, 197,215.08 and 48,351.28 is: 72,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,463.60 : 197,215.08 = 48,351.28 : x
  2. Step 2: Convert to fraction form
    131,463.60/197,215.08 = 48,351.28/x
  3. Step 3: Cross multiply
    131,463.60x = 197,215.08 × 48,351.28
  4. Step 4: Simplify right side
    131,463.60x = 9,535,601,553.30
  5. Step 5: Solve for x
    x = 9,535,601,553.30/131,463.60
  6. Step 6: Final answer
    x = 72,534.16

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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.