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Finding the Fourth Proportional to 124,818.93, 187,228.41 and 41,712.93

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Solution

The fourth proportional to 124,818.93, 187,228.41 and 41,712.93 is: 62,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818.93 : 187,228.41 = 41,712.93 : x
  2. Step 2: Convert to fraction form
    124,818.93/187,228.41 = 41,712.93/x
  3. Step 3: Cross multiply
    124,818.93x = 187,228.41 × 41,712.93
  4. Step 4: Simplify right side
    124,818.93x = 7,809,845,560.34
  5. Step 5: Solve for x
    x = 7,809,845,560.34/124,818.93
  6. Step 6: Final answer
    x = 62,569.40

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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.