Home / 83,201.29-124,674.93-49,400.74

Finding the Fourth Proportional to 83,201.29, 124,674.93 and 49,400.74

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Solution

The fourth proportional to 83,201.29, 124,674.93 and 49,400.74 is: 74,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,201.29 : 124,674.93 = 49,400.74 : x
  2. Step 2: Convert to fraction form
    83,201.29/124,674.93 = 49,400.74/x
  3. Step 3: Cross multiply
    83,201.29x = 124,674.93 × 49,400.74
  4. Step 4: Simplify right side
    83,201.29x = 6,159,033,801.45
  5. Step 5: Solve for x
    x = 6,159,033,801.45/83,201.29
  6. Step 6: Final answer
    x = 74,025.70

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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.