Home / 82,827.60-124,242.48-23,665.20

Finding the Fourth Proportional to 82,827.60, 124,242.48 and 23,665.20

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Solution

The fourth proportional to 82,827.60, 124,242.48 and 23,665.20 is: 35,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,827.60 : 124,242.48 = 23,665.20 : x
  2. Step 2: Convert to fraction form
    82,827.60/124,242.48 = 23,665.20/x
  3. Step 3: Cross multiply
    82,827.60x = 124,242.48 × 23,665.20
  4. Step 4: Simplify right side
    82,827.60x = 2,940,223,137.70
  5. Step 5: Solve for x
    x = 2,940,223,137.70/82,827.60
  6. Step 6: Final answer
    x = 35,498.11

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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.