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Finding the Fourth Proportional to 124,495.32, 186,754.59 and 49,597.32

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Solution

The fourth proportional to 124,495.32, 186,754.59 and 49,597.32 is: 74,400.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,495.32 : 186,754.59 = 49,597.32 : x
  2. Step 2: Convert to fraction form
    124,495.32/186,754.59 = 49,597.32/x
  3. Step 3: Cross multiply
    124,495.32x = 186,754.59 × 49,597.32
  4. Step 4: Simplify right side
    124,495.32x = 9,262,527,161.70
  5. Step 5: Solve for x
    x = 9,262,527,161.70/124,495.32
  6. Step 6: Final answer
    x = 74,400.61

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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.