Home / 48,101.59-66,337.23-30,198.28

Finding the Fourth Proportional to 48,101.59, 66,337.23 and 30,198.28

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Solution

The fourth proportional to 48,101.59, 66,337.23 and 30,198.28 is: 41,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,101.59 : 66,337.23 = 30,198.28 : x
  2. Step 2: Convert to fraction form
    48,101.59/66,337.23 = 30,198.28/x
  3. Step 3: Cross multiply
    48,101.59x = 66,337.23 × 30,198.28
  4. Step 4: Simplify right side
    48,101.59x = 2,003,270,245.96
  5. Step 5: Solve for x
    x = 2,003,270,245.96/48,101.59
  6. Step 6: Final answer
    x = 41,646.65

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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.