Home / 102,537.30-153,849.15-55,823.70

Finding the Fourth Proportional to 102,537.30, 153,849.15 and 55,823.70

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Solution

The fourth proportional to 102,537.30, 153,849.15 and 55,823.70 is: 83,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,537.30 : 153,849.15 = 55,823.70 : x
  2. Step 2: Convert to fraction form
    102,537.30/153,849.15 = 55,823.70/x
  3. Step 3: Cross multiply
    102,537.30x = 153,849.15 × 55,823.70
  4. Step 4: Simplify right side
    102,537.30x = 8,588,428,794.86
  5. Step 5: Solve for x
    x = 8,588,428,794.86/102,537.30
  6. Step 6: Final answer
    x = 83,759.07

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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.