Home / 182,034.12-272,690.75-85,839.63

Finding the Fourth Proportional to 182,034.12, 272,690.75 and 85,839.63

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Solution

The fourth proportional to 182,034.12, 272,690.75 and 85,839.63 is: 128,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,034.12 : 272,690.75 = 85,839.63 : x
  2. Step 2: Convert to fraction form
    182,034.12/272,690.75 = 85,839.63/x
  3. Step 3: Cross multiply
    182,034.12x = 272,690.75 × 85,839.63
  4. Step 4: Simplify right side
    182,034.12x = 23,407,672,655.22
  5. Step 5: Solve for x
    x = 23,407,672,655.22/182,034.12
  6. Step 6: Final answer
    x = 128,589.48

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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.