Home / 238,521.80-329,166.12-131,094.56

Finding the Fourth Proportional to 238,521.80, 329,166.12 and 131,094.56

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Solution

The fourth proportional to 238,521.80, 329,166.12 and 131,094.56 is: 180,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,521.80 : 329,166.12 = 131,094.56 : x
  2. Step 2: Convert to fraction form
    238,521.80/329,166.12 = 131,094.56/x
  3. Step 3: Cross multiply
    238,521.80x = 329,166.12 × 131,094.56
  4. Step 4: Simplify right side
    238,521.80x = 43,151,887,668.31
  5. Step 5: Solve for x
    x = 43,151,887,668.31/238,521.80
  6. Step 6: Final answer
    x = 180,913.81

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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.