Home / 99,248.48-148,887.28-29,118.56

Finding the Fourth Proportional to 99,248.48, 148,887.28 and 29,118.56

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Solution

The fourth proportional to 99,248.48, 148,887.28 and 29,118.56 is: 43,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,248.48 : 148,887.28 = 29,118.56 : x
  2. Step 2: Convert to fraction form
    99,248.48/148,887.28 = 29,118.56/x
  3. Step 3: Cross multiply
    99,248.48x = 148,887.28 × 29,118.56
  4. Step 4: Simplify right side
    99,248.48x = 4,335,383,195.92
  5. Step 5: Solve for x
    x = 4,335,383,195.92/99,248.48
  6. Step 6: Final answer
    x = 43,682.11

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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.