Home / 187,577.72-258,829.32-113,951.96

Finding the Fourth Proportional to 187,577.72, 258,829.32 and 113,951.96

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Solution

The fourth proportional to 187,577.72, 258,829.32 and 113,951.96 is: 157,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,577.72 : 258,829.32 = 113,951.96 : x
  2. Step 2: Convert to fraction form
    187,577.72/258,829.32 = 113,951.96/x
  3. Step 3: Cross multiply
    187,577.72x = 258,829.32 × 113,951.96
  4. Step 4: Simplify right side
    187,577.72x = 29,494,108,319.47
  5. Step 5: Solve for x
    x = 29,494,108,319.47/187,577.72
  6. Step 6: Final answer
    x = 157,236.74

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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.