Home / 82,883.12-124,323.76-49,612.44

Finding the Fourth Proportional to 82,883.12, 124,323.76 and 49,612.44

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Solution

The fourth proportional to 82,883.12, 124,323.76 and 49,612.44 is: 74,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,883.12 : 124,323.76 = 49,612.44 : x
  2. Step 2: Convert to fraction form
    82,883.12/124,323.76 = 49,612.44/x
  3. Step 3: Cross multiply
    82,883.12x = 124,323.76 × 49,612.44
  4. Step 4: Simplify right side
    82,883.12x = 6,168,005,083.57
  5. Step 5: Solve for x
    x = 6,168,005,083.57/82,883.12
  6. Step 6: Final answer
    x = 74,418.11

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1.5x scale

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.