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Finding the Fourth Proportional to 124,703.44, 187,053 and 40,465.96

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Solution

The fourth proportional to 124,703.44, 187,053 and 40,465.96 is: 60,698.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,703.44 : 187,053 = 40,465.96 : x
  2. Step 2: Convert to fraction form
    124,703.44/187,053 = 40,465.96/x
  3. Step 3: Cross multiply
    124,703.44x = 187,053 × 40,465.96
  4. Step 4: Simplify right side
    124,703.44x = 7,569,279,215.88
  5. Step 5: Solve for x
    x = 7,569,279,215.88/124,703.44
  6. Step 6: Final answer
    x = 60,698.24

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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.