Home / 82,612.17-114,007.28-58,456.44

Finding the Fourth Proportional to 82,612.17, 114,007.28 and 58,456.44

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Solution

The fourth proportional to 82,612.17, 114,007.28 and 58,456.44 is: 80,671.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,612.17 : 114,007.28 = 58,456.44 : x
  2. Step 2: Convert to fraction form
    82,612.17/114,007.28 = 58,456.44/x
  3. Step 3: Cross multiply
    82,612.17x = 114,007.28 × 58,456.44
  4. Step 4: Simplify right side
    82,612.17x = 6,664,459,430.60
  5. Step 5: Solve for x
    x = 6,664,459,430.60/82,612.17
  6. Step 6: Final answer
    x = 80,671.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.