Home / 125,328.29-187,945.65-50,423.13

Finding the Fourth Proportional to 125,328.29, 187,945.65 and 50,423.13

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Solution

The fourth proportional to 125,328.29, 187,945.65 and 50,423.13 is: 75,615.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,328.29 : 187,945.65 = 50,423.13 : x
  2. Step 2: Convert to fraction form
    125,328.29/187,945.65 = 50,423.13/x
  3. Step 3: Cross multiply
    125,328.29x = 187,945.65 × 50,423.13
  4. Step 4: Simplify right side
    125,328.29x = 9,476,807,942.88
  5. Step 5: Solve for x
    x = 9,476,807,942.88/125,328.29
  6. Step 6: Final answer
    x = 75,615.88

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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.