Home / 288,337.25-432,517.65-98,927.86

Finding the Fourth Proportional to 288,337.25, 432,517.65 and 98,927.86

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Solution

The fourth proportional to 288,337.25, 432,517.65 and 98,927.86 is: 148,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,337.25 : 432,517.65 = 98,927.86 : x
  2. Step 2: Convert to fraction form
    288,337.25/432,517.65 = 98,927.86/x
  3. Step 3: Cross multiply
    288,337.25x = 432,517.65 × 98,927.86
  4. Step 4: Simplify right side
    288,337.25x = 42,788,045,526.73
  5. Step 5: Solve for x
    x = 42,788,045,526.73/288,337.25
  6. Step 6: Final answer
    x = 148,395.83

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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.