Home / 238,782.13-329,516.96-131,352.28

Finding the Fourth Proportional to 238,782.13, 329,516.96 and 131,352.28

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Solution

The fourth proportional to 238,782.13, 329,516.96 and 131,352.28 is: 181,264.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,782.13 : 329,516.96 = 131,352.28 : x
  2. Step 2: Convert to fraction form
    238,782.13/329,516.96 = 131,352.28/x
  3. Step 3: Cross multiply
    238,782.13x = 329,516.96 × 131,352.28
  4. Step 4: Simplify right side
    238,782.13x = 43,282,805,106.50
  5. Step 5: Solve for x
    x = 43,282,805,106.50/238,782.13
  6. Step 6: Final answer
    x = 181,264.84

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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.