Home / 121,434.93-182,233.26-42,549.03

Finding the Fourth Proportional to 121,434.93, 182,233.26 and 42,549.03

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Solution

The fourth proportional to 121,434.93, 182,233.26 and 42,549.03 is: 63,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,434.93 : 182,233.26 = 42,549.03 : x
  2. Step 2: Convert to fraction form
    121,434.93/182,233.26 = 42,549.03/x
  3. Step 3: Cross multiply
    121,434.93x = 182,233.26 × 42,549.03
  4. Step 4: Simplify right side
    121,434.93x = 7,753,848,446.74
  5. Step 5: Solve for x
    x = 7,753,848,446.74/121,434.93
  6. Step 6: Final answer
    x = 63,851.88

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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.