Home / 124,740.72-187,091.28-41,634.72

Finding the Fourth Proportional to 124,740.72, 187,091.28 and 41,634.72

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Solution

The fourth proportional to 124,740.72, 187,091.28 and 41,634.72 is: 62,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,740.72 : 187,091.28 = 41,634.72 : x
  2. Step 2: Convert to fraction form
    124,740.72/187,091.28 = 41,634.72/x
  3. Step 3: Cross multiply
    124,740.72x = 187,091.28 × 41,634.72
  4. Step 4: Simplify right side
    124,740.72x = 7,789,493,057.24
  5. Step 5: Solve for x
    x = 7,789,493,057.24/124,740.72
  6. Step 6: Final answer
    x = 62,445.47

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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.