Home / 238,721.01-329,434.88-131,298.27

Finding the Fourth Proportional to 238,721.01, 329,434.88 and 131,298.27

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Solution

The fourth proportional to 238,721.01, 329,434.88 and 131,298.27 is: 181,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,721.01 : 329,434.88 = 131,298.27 : x
  2. Step 2: Convert to fraction form
    238,721.01/329,434.88 = 131,298.27/x
  3. Step 3: Cross multiply
    238,721.01x = 329,434.88 × 131,298.27
  4. Step 4: Simplify right side
    238,721.01x = 43,254,229,165.17
  5. Step 5: Solve for x
    x = 43,254,229,165.17/238,721.01
  6. Step 6: Final answer
    x = 181,191.55

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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.