Home / 90,469.51-124,854.62-50,191.04

Finding the Fourth Proportional to 90,469.51, 124,854.62 and 50,191.04

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Solution

The fourth proportional to 90,469.51, 124,854.62 and 50,191.04 is: 69,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,469.51 : 124,854.62 = 50,191.04 : x
  2. Step 2: Convert to fraction form
    90,469.51/124,854.62 = 50,191.04/x
  3. Step 3: Cross multiply
    90,469.51x = 124,854.62 × 50,191.04
  4. Step 4: Simplify right side
    90,469.51x = 6,266,583,287.79
  5. Step 5: Solve for x
    x = 6,266,583,287.79/90,469.51
  6. Step 6: Final answer
    x = 69,267.35

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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.