Home / 125,175.22-187,774.39-40,935.83

Finding the Fourth Proportional to 125,175.22, 187,774.39 and 40,935.83

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Solution

The fourth proportional to 125,175.22, 187,774.39 and 40,935.83 is: 61,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,175.22 : 187,774.39 = 40,935.83 : x
  2. Step 2: Convert to fraction form
    125,175.22/187,774.39 = 40,935.83/x
  3. Step 3: Cross multiply
    125,175.22x = 187,774.39 × 40,935.83
  4. Step 4: Simplify right side
    125,175.22x = 7,686,700,445.66
  5. Step 5: Solve for x
    x = 7,686,700,445.66/125,175.22
  6. Step 6: Final answer
    x = 61,407.52

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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.