Home / 179,711.40-269,567.10-109,727.40

Finding the Fourth Proportional to 179,711.40, 269,567.10 and 109,727.40

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Solution

The fourth proportional to 179,711.40, 269,567.10 and 109,727.40 is: 164,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,711.40 : 269,567.10 = 109,727.40 : x
  2. Step 2: Convert to fraction form
    179,711.40/269,567.10 = 109,727.40/x
  3. Step 3: Cross multiply
    179,711.40x = 269,567.10 × 109,727.40
  4. Step 4: Simplify right side
    179,711.40x = 29,578,897,008.54
  5. Step 5: Solve for x
    x = 29,578,897,008.54/179,711.40
  6. Step 6: Final answer
    x = 164,591.10

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1.5x scale

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.