Home / 238,022.11-357,034.40-80,251.93

Finding the Fourth Proportional to 238,022.11, 357,034.40 and 80,251.93

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Solution

The fourth proportional to 238,022.11, 357,034.40 and 80,251.93 is: 120,378.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,022.11 : 357,034.40 = 80,251.93 : x
  2. Step 2: Convert to fraction form
    238,022.11/357,034.40 = 80,251.93/x
  3. Step 3: Cross multiply
    238,022.11x = 357,034.40 × 80,251.93
  4. Step 4: Simplify right side
    238,022.11x = 28,652,699,676.39
  5. Step 5: Solve for x
    x = 28,652,699,676.39/238,022.11
  6. Step 6: Final answer
    x = 120,378.31

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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.