Home / 187,084.85-258,177.02-101,043.86

Finding the Fourth Proportional to 187,084.85, 258,177.02 and 101,043.86

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Solution

The fourth proportional to 187,084.85, 258,177.02 and 101,043.86 is: 139,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,084.85 : 258,177.02 = 101,043.86 : x
  2. Step 2: Convert to fraction form
    187,084.85/258,177.02 = 101,043.86/x
  3. Step 3: Cross multiply
    187,084.85x = 258,177.02 × 101,043.86
  4. Step 4: Simplify right side
    187,084.85x = 26,087,200,867.99
  5. Step 5: Solve for x
    x = 26,087,200,867.99/187,084.85
  6. Step 6: Final answer
    x = 139,440.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.