Home / 372,645.81-558,890.35-119,948.90

Finding the Fourth Proportional to 372,645.81, 558,890.35 and 119,948.90

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Solution

The fourth proportional to 372,645.81, 558,890.35 and 119,948.90 is: 179,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,645.81 : 558,890.35 = 119,948.90 : x
  2. Step 2: Convert to fraction form
    372,645.81/558,890.35 = 119,948.90/x
  3. Step 3: Cross multiply
    372,645.81x = 558,890.35 × 119,948.90
  4. Step 4: Simplify right side
    372,645.81x = 67,038,279,608.79
  5. Step 5: Solve for x
    x = 67,038,279,608.79/372,645.81
  6. Step 6: Final answer
    x = 179,898.12

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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.