Home / 238,406.58-329,006.88-130,983.57

Finding the Fourth Proportional to 238,406.58, 329,006.88 and 130,983.57

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Solution

The fourth proportional to 238,406.58, 329,006.88 and 130,983.57 is: 180,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,406.58 : 329,006.88 = 130,983.57 : x
  2. Step 2: Convert to fraction form
    238,406.58/329,006.88 = 130,983.57/x
  3. Step 3: Cross multiply
    238,406.58x = 329,006.88 × 130,983.57
  4. Step 4: Simplify right side
    238,406.58x = 43,094,495,696.96
  5. Step 5: Solve for x
    x = 43,094,495,696.96/238,406.58
  6. Step 6: Final answer
    x = 180,760.51

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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.