Home / 268,107.60-402,229.47-124,117.23

Finding the Fourth Proportional to 268,107.60, 402,229.47 and 124,117.23

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Solution

The fourth proportional to 268,107.60, 402,229.47 and 124,117.23 is: 186,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,107.60 : 402,229.47 = 124,117.23 : x
  2. Step 2: Convert to fraction form
    268,107.60/402,229.47 = 124,117.23/x
  3. Step 3: Cross multiply
    268,107.60x = 402,229.47 × 124,117.23
  4. Step 4: Simplify right side
    268,107.60x = 49,923,607,640.77
  5. Step 5: Solve for x
    x = 49,923,607,640.77/268,107.60
  6. Step 6: Final answer
    x = 186,207.36

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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.