Home / 125,167.42-187,751.52-31,673.14

Finding the Fourth Proportional to 125,167.42, 187,751.52 and 31,673.14

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Solution

The fourth proportional to 125,167.42, 187,751.52 and 31,673.14 is: 47,509.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,167.42 : 187,751.52 = 31,673.14 : x
  2. Step 2: Convert to fraction form
    125,167.42/187,751.52 = 31,673.14/x
  3. Step 3: Cross multiply
    125,167.42x = 187,751.52 × 31,673.14
  4. Step 4: Simplify right side
    125,167.42x = 5,946,680,178.17
  5. Step 5: Solve for x
    x = 5,946,680,178.17/125,167.42
  6. Step 6: Final answer
    x = 47,509.81

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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.