Home / 240,122.68-331,352.58-132,690.76

Finding the Fourth Proportional to 240,122.68, 331,352.58 and 132,690.76

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Solution

The fourth proportional to 240,122.68, 331,352.58 and 132,690.76 is: 183,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,122.68 : 331,352.58 = 132,690.76 : x
  2. Step 2: Convert to fraction form
    240,122.68/331,352.58 = 132,690.76/x
  3. Step 3: Cross multiply
    240,122.68x = 331,352.58 × 132,690.76
  4. Step 4: Simplify right side
    240,122.68x = 43,967,425,668.16
  5. Step 5: Solve for x
    x = 43,967,425,668.16/240,122.68
  6. Step 6: Final answer
    x = 183,104.01

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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.