Home / 179,966.10-269,560.35-156,638.10

Finding the Fourth Proportional to 179,966.10, 269,560.35 and 156,638.10

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Solution

The fourth proportional to 179,966.10, 269,560.35 and 156,638.10 is: 234,618.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,966.10 : 269,560.35 = 156,638.10 : x
  2. Step 2: Convert to fraction form
    179,966.10/269,560.35 = 156,638.10/x
  3. Step 3: Cross multiply
    179,966.10x = 269,560.35 × 156,638.10
  4. Step 4: Simplify right side
    179,966.10x = 42,223,421,059.34
  5. Step 5: Solve for x
    x = 42,223,421,059.34/179,966.10
  6. Step 6: Final answer
    x = 234,618.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.