Home / 60,275.09-90,425.96-20,296.04

Finding the Fourth Proportional to 60,275.09, 90,425.96 and 20,296.04

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Solution

The fourth proportional to 60,275.09, 90,425.96 and 20,296.04 is: 30,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,275.09 : 90,425.96 = 20,296.04 : x
  2. Step 2: Convert to fraction form
    60,275.09/90,425.96 = 20,296.04/x
  3. Step 3: Cross multiply
    60,275.09x = 90,425.96 × 20,296.04
  4. Step 4: Simplify right side
    60,275.09x = 1,835,289,158.13
  5. Step 5: Solve for x
    x = 1,835,289,158.13/60,275.09
  6. Step 6: Final answer
    x = 30,448.55

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1.5x scale

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.