Home / 90,036.27-124,252.58-49,752.65

Finding the Fourth Proportional to 90,036.27, 124,252.58 and 49,752.65

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Solution

The fourth proportional to 90,036.27, 124,252.58 and 49,752.65 is: 68,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,036.27 : 124,252.58 = 49,752.65 : x
  2. Step 2: Convert to fraction form
    90,036.27/124,252.58 = 49,752.65/x
  3. Step 3: Cross multiply
    90,036.27x = 124,252.58 × 49,752.65
  4. Step 4: Simplify right side
    90,036.27x = 6,181,895,559.35
  5. Step 5: Solve for x
    x = 6,181,895,559.35/90,036.27
  6. Step 6: Final answer
    x = 68,660.06

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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.