Home / 238,697.26-329,395.65-131,267.29

Finding the Fourth Proportional to 238,697.26, 329,395.65 and 131,267.29

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Solution

The fourth proportional to 238,697.26, 329,395.65 and 131,267.29 is: 181,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,697.26 : 329,395.65 = 131,267.29 : x
  2. Step 2: Convert to fraction form
    238,697.26/329,395.65 = 131,267.29/x
  3. Step 3: Cross multiply
    238,697.26x = 329,395.65 × 131,267.29
  4. Step 4: Simplify right side
    238,697.26x = 43,238,875,442.78
  5. Step 5: Solve for x
    x = 43,238,875,442.78/238,697.26
  6. Step 6: Final answer
    x = 181,145.25

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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.