Home / 119,710.35-179,248.68-72,262.01

Finding the Fourth Proportional to 119,710.35, 179,248.68 and 72,262.01

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Solution

The fourth proportional to 119,710.35, 179,248.68 and 72,262.01 is: 108,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,710.35 : 179,248.68 = 72,262.01 : x
  2. Step 2: Convert to fraction form
    119,710.35/179,248.68 = 72,262.01/x
  3. Step 3: Cross multiply
    119,710.35x = 179,248.68 × 72,262.01
  4. Step 4: Simplify right side
    119,710.35x = 12,952,869,010.40
  5. Step 5: Solve for x
    x = 12,952,869,010.40/119,710.35
  6. Step 6: Final answer
    x = 108,201.75

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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.