Home / 125,261.18-187,876.72-35,310.63

Finding the Fourth Proportional to 125,261.18, 187,876.72 and 35,310.63

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Solution

The fourth proportional to 125,261.18, 187,876.72 and 35,310.63 is: 52,961.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,261.18 : 187,876.72 = 35,310.63 : x
  2. Step 2: Convert to fraction form
    125,261.18/187,876.72 = 35,310.63/x
  3. Step 3: Cross multiply
    125,261.18x = 187,876.72 × 35,310.63
  4. Step 4: Simplify right side
    125,261.18x = 6,634,045,895.59
  5. Step 5: Solve for x
    x = 6,634,045,895.59/125,261.18
  6. Step 6: Final answer
    x = 52,961.71

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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.