Home / 170,839.34-235,514.70-132,531.30

Finding the Fourth Proportional to 170,839.34, 235,514.70 and 132,531.30

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Solution

The fourth proportional to 170,839.34, 235,514.70 and 132,531.30 is: 182,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,839.34 : 235,514.70 = 132,531.30 : x
  2. Step 2: Convert to fraction form
    170,839.34/235,514.70 = 132,531.30/x
  3. Step 3: Cross multiply
    170,839.34x = 235,514.70 × 132,531.30
  4. Step 4: Simplify right side
    170,839.34x = 31,213,069,360.11
  5. Step 5: Solve for x
    x = 31,213,069,360.11/170,839.34
  6. Step 6: Final answer
    x = 182,704.23

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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.