Home / 76,153.34-114,262.68-29,439.02

Finding the Fourth Proportional to 76,153.34, 114,262.68 and 29,439.02

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Solution

The fourth proportional to 76,153.34, 114,262.68 and 29,439.02 is: 44,171.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,153.34 : 114,262.68 = 29,439.02 : x
  2. Step 2: Convert to fraction form
    76,153.34/114,262.68 = 29,439.02/x
  3. Step 3: Cross multiply
    76,153.34x = 114,262.68 × 29,439.02
  4. Step 4: Simplify right side
    76,153.34x = 3,363,781,321.77
  5. Step 5: Solve for x
    x = 3,363,781,321.77/76,153.34
  6. Step 6: Final answer
    x = 44,171.16

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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.