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Finding the Fourth Proportional to 98,244.68, 147,262.10 and 56,033.87

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Solution

The fourth proportional to 98,244.68, 147,262.10 and 56,033.87 is: 83,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,244.68 : 147,262.10 = 56,033.87 : x
  2. Step 2: Convert to fraction form
    98,244.68/147,262.10 = 56,033.87/x
  3. Step 3: Cross multiply
    98,244.68x = 147,262.10 × 56,033.87
  4. Step 4: Simplify right side
    98,244.68x = 8,251,664,350.85
  5. Step 5: Solve for x
    x = 8,251,664,350.85/98,244.68
  6. Step 6: Final answer
    x = 83,990.96

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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.