Home / 187,512.93-258,768.52-101,471.90

Finding the Fourth Proportional to 187,512.93, 258,768.52 and 101,471.90

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Solution

The fourth proportional to 187,512.93, 258,768.52 and 101,471.90 is: 140,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,512.93 : 258,768.52 = 101,471.90 : x
  2. Step 2: Convert to fraction form
    187,512.93/258,768.52 = 101,471.90/x
  3. Step 3: Cross multiply
    187,512.93x = 258,768.52 × 101,471.90
  4. Step 4: Simplify right side
    187,512.93x = 26,257,732,877.23
  5. Step 5: Solve for x
    x = 26,257,732,877.23/187,512.93
  6. Step 6: Final answer
    x = 140,031.59

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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.