Home / 238,706.22-329,407.04-131,275.92

Finding the Fourth Proportional to 238,706.22, 329,407.04 and 131,275.92

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Solution

The fourth proportional to 238,706.22, 329,407.04 and 131,275.92 is: 181,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,706.22 : 329,407.04 = 131,275.92 : x
  2. Step 2: Convert to fraction form
    238,706.22/329,407.04 = 131,275.92/x
  3. Step 3: Cross multiply
    238,706.22x = 329,407.04 × 131,275.92
  4. Step 4: Simplify right side
    238,706.22x = 43,243,211,574.10
  5. Step 5: Solve for x
    x = 43,243,211,574.10/238,706.22
  6. Step 6: Final answer
    x = 181,156.62

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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.