Home / 182,046.60-272,972.70-76,746.60

Finding the Fourth Proportional to 182,046.60, 272,972.70 and 76,746.60

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Solution

The fourth proportional to 182,046.60, 272,972.70 and 76,746.60 is: 115,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,046.60 : 272,972.70 = 76,746.60 : x
  2. Step 2: Convert to fraction form
    182,046.60/272,972.70 = 76,746.60/x
  3. Step 3: Cross multiply
    182,046.60x = 272,972.70 × 76,746.60
  4. Step 4: Simplify right side
    182,046.60x = 20,949,726,617.82
  5. Step 5: Solve for x
    x = 20,949,726,617.82/182,046.60
  6. Step 6: Final answer
    x = 115,078.92

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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.