Home / 134,780.95-201,296.03-126,732.79

Finding the Fourth Proportional to 134,780.95, 201,296.03 and 126,732.79

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Solution

The fourth proportional to 134,780.95, 201,296.03 and 126,732.79 is: 189,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,780.95 : 201,296.03 = 126,732.79 : x
  2. Step 2: Convert to fraction form
    134,780.95/201,296.03 = 126,732.79/x
  3. Step 3: Cross multiply
    134,780.95x = 201,296.03 × 126,732.79
  4. Step 4: Simplify right side
    134,780.95x = 25,510,807,497.82
  5. Step 5: Solve for x
    x = 25,510,807,497.82/134,780.95
  6. Step 6: Final answer
    x = 189,276.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.