Home / 125,601.10-188,401.65-124,726.30

Finding the Fourth Proportional to 125,601.10, 188,401.65 and 124,726.30

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Solution

The fourth proportional to 125,601.10, 188,401.65 and 124,726.30 is: 187,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,601.10 : 188,401.65 = 124,726.30 : x
  2. Step 2: Convert to fraction form
    125,601.10/188,401.65 = 124,726.30/x
  3. Step 3: Cross multiply
    125,601.10x = 188,401.65 × 124,726.30
  4. Step 4: Simplify right side
    125,601.10x = 23,498,640,718.40
  5. Step 5: Solve for x
    x = 23,498,640,718.40/125,601.10
  6. Step 6: Final answer
    x = 187,089.45

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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.