Home / 125,033.22-187,566.30-40,763.79

Finding the Fourth Proportional to 125,033.22, 187,566.30 and 40,763.79

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Solution

The fourth proportional to 125,033.22, 187,566.30 and 40,763.79 is: 61,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,033.22 : 187,566.30 = 40,763.79 : x
  2. Step 2: Convert to fraction form
    125,033.22/187,566.30 = 40,763.79/x
  3. Step 3: Cross multiply
    125,033.22x = 187,566.30 × 40,763.79
  4. Step 4: Simplify right side
    125,033.22x = 7,645,913,264.28
  5. Step 5: Solve for x
    x = 7,645,913,264.28/125,033.22
  6. Step 6: Final answer
    x = 61,151.05

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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.