Home / 90,304.32-124,618.59-49,468.13

Finding the Fourth Proportional to 90,304.32, 124,618.59 and 49,468.13

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Solution

The fourth proportional to 90,304.32, 124,618.59 and 49,468.13 is: 68,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,304.32 : 124,618.59 = 49,468.13 : x
  2. Step 2: Convert to fraction form
    90,304.32/124,618.59 = 49,468.13/x
  3. Step 3: Cross multiply
    90,304.32x = 124,618.59 × 49,468.13
  4. Step 4: Simplify right side
    90,304.32x = 6,164,647,987.44
  5. Step 5: Solve for x
    x = 6,164,647,987.44/90,304.32
  6. Step 6: Final answer
    x = 68,265.26

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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.