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Finding the Fourth Proportional to 124,610.57, 186,869.69 and 44,636.08

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Solution

The fourth proportional to 124,610.57, 186,869.69 and 44,636.08 is: 66,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,610.57 : 186,869.69 = 44,636.08 : x
  2. Step 2: Convert to fraction form
    124,610.57/186,869.69 = 44,636.08/x
  3. Step 3: Cross multiply
    124,610.57x = 186,869.69 × 44,636.08
  4. Step 4: Simplify right side
    124,610.57x = 8,341,129,274.89
  5. Step 5: Solve for x
    x = 8,341,129,274.89/124,610.57
  6. Step 6: Final answer
    x = 66,937.57

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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.