Home / 239,970.98-331,131.56-132,534.60

Finding the Fourth Proportional to 239,970.98, 331,131.56 and 132,534.60

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Solution

The fourth proportional to 239,970.98, 331,131.56 and 132,534.60 is: 182,882.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,970.98 : 331,131.56 = 132,534.60 : x
  2. Step 2: Convert to fraction form
    239,970.98/331,131.56 = 132,534.60/x
  3. Step 3: Cross multiply
    239,970.98x = 331,131.56 × 132,534.60
  4. Step 4: Simplify right side
    239,970.98x = 43,886,388,851.98
  5. Step 5: Solve for x
    x = 43,886,388,851.98/239,970.98
  6. Step 6: Final answer
    x = 182,882.07

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1.5x scale

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.