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Finding the Fourth Proportional to 77,244.48, 106,590.72 and 44,974.08

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Solution

The fourth proportional to 77,244.48, 106,590.72 and 44,974.08 is: 62,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,244.48 : 106,590.72 = 44,974.08 : x
  2. Step 2: Convert to fraction form
    77,244.48/106,590.72 = 44,974.08/x
  3. Step 3: Cross multiply
    77,244.48x = 106,590.72 × 44,974.08
  4. Step 4: Simplify right side
    77,244.48x = 4,793,819,568.54
  5. Step 5: Solve for x
    x = 4,793,819,568.54/77,244.48
  6. Step 6: Final answer
    x = 62,060.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.