Home / 134,826.40-202,288.20-129,966.40

Finding the Fourth Proportional to 134,826.40, 202,288.20 and 129,966.40

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Solution

The fourth proportional to 134,826.40, 202,288.20 and 129,966.40 is: 194,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,826.40 : 202,288.20 = 129,966.40 : x
  2. Step 2: Convert to fraction form
    134,826.40/202,288.20 = 129,966.40/x
  3. Step 3: Cross multiply
    134,826.40x = 202,288.20 × 129,966.40
  4. Step 4: Simplify right side
    134,826.40x = 26,290,669,116.48
  5. Step 5: Solve for x
    x = 26,290,669,116.48/134,826.40
  6. Step 6: Final answer
    x = 194,996.45

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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.