Home / 125,191.09-187,817.42-36,445.38

Finding the Fourth Proportional to 125,191.09, 187,817.42 and 36,445.38

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Solution

The fourth proportional to 125,191.09, 187,817.42 and 36,445.38 is: 54,677.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,191.09 : 187,817.42 = 36,445.38 : x
  2. Step 2: Convert to fraction form
    125,191.09/187,817.42 = 36,445.38/x
  3. Step 3: Cross multiply
    125,191.09x = 187,817.42 × 36,445.38
  4. Step 4: Simplify right side
    125,191.09x = 6,845,077,242.52
  5. Step 5: Solve for x
    x = 6,845,077,242.52/125,191.09
  6. Step 6: Final answer
    x = 54,677.03

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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.