Home / 238,697.19-329,395.56-131,267.23

Finding the Fourth Proportional to 238,697.19, 329,395.56 and 131,267.23

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Solution

The fourth proportional to 238,697.19, 329,395.56 and 131,267.23 is: 181,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,697.19 : 329,395.56 = 131,267.23 : x
  2. Step 2: Convert to fraction form
    238,697.19/329,395.56 = 131,267.23/x
  3. Step 3: Cross multiply
    238,697.19x = 329,395.56 × 131,267.23
  4. Step 4: Simplify right side
    238,697.19x = 43,238,840,760.35
  5. Step 5: Solve for x
    x = 43,238,840,760.35/238,697.19
  6. Step 6: Final answer
    x = 181,145.16

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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.