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Finding the Fourth Proportional to 247,151.74, 370,756.44 and 89,454.46

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Solution

The fourth proportional to 247,151.74, 370,756.44 and 89,454.46 is: 134,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,151.74 : 370,756.44 = 89,454.46 : x
  2. Step 2: Convert to fraction form
    247,151.74/370,756.44 = 89,454.46/x
  3. Step 3: Cross multiply
    247,151.74x = 370,756.44 × 89,454.46
  4. Step 4: Simplify right side
    247,151.74x = 33,165,817,131.72
  5. Step 5: Solve for x
    x = 33,165,817,131.72/247,151.74
  6. Step 6: Final answer
    x = 134,192.12

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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.