Home / 125,114.77-187,672.46-30,344.57

Finding the Fourth Proportional to 125,114.77, 187,672.46 and 30,344.57

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Solution

The fourth proportional to 125,114.77, 187,672.46 and 30,344.57 is: 45,516.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,114.77 : 187,672.46 = 30,344.57 : x
  2. Step 2: Convert to fraction form
    125,114.77/187,672.46 = 30,344.57/x
  3. Step 3: Cross multiply
    125,114.77x = 187,672.46 × 30,344.57
  4. Step 4: Simplify right side
    125,114.77x = 5,694,839,009.46
  5. Step 5: Solve for x
    x = 5,694,839,009.46/125,114.77
  6. Step 6: Final answer
    x = 45,516.92

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1.5x scale

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.