Home / 239,851.28-330,995.27-132,421.52

Finding the Fourth Proportional to 239,851.28, 330,995.27 and 132,421.52

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Solution

The fourth proportional to 239,851.28, 330,995.27 and 132,421.52 is: 182,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,851.28 : 330,995.27 = 132,421.52 : x
  2. Step 2: Convert to fraction form
    239,851.28/330,995.27 = 132,421.52/x
  3. Step 3: Cross multiply
    239,851.28x = 330,995.27 × 132,421.52
  4. Step 4: Simplify right side
    239,851.28x = 43,830,897,924.75
  5. Step 5: Solve for x
    x = 43,830,897,924.75/239,851.28
  6. Step 6: Final answer
    x = 182,741.98

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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.