Home / 134,769.80-202,154.70-132,145.40

Finding the Fourth Proportional to 134,769.80, 202,154.70 and 132,145.40

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Solution

The fourth proportional to 134,769.80, 202,154.70 and 132,145.40 is: 198,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,769.80 : 202,154.70 = 132,145.40 : x
  2. Step 2: Convert to fraction form
    134,769.80/202,154.70 = 132,145.40/x
  3. Step 3: Cross multiply
    134,769.80x = 202,154.70 × 132,145.40
  4. Step 4: Simplify right side
    134,769.80x = 26,713,813,693.38
  5. Step 5: Solve for x
    x = 26,713,813,693.38/134,769.80
  6. Step 6: Final answer
    x = 198,218.10

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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.