Home / 130,169.40-194,735.70-117,727.80

Finding the Fourth Proportional to 130,169.40, 194,735.70 and 117,727.80

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Solution

The fourth proportional to 130,169.40, 194,735.70 and 117,727.80 is: 176,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,169.40 : 194,735.70 = 117,727.80 : x
  2. Step 2: Convert to fraction form
    130,169.40/194,735.70 = 117,727.80/x
  3. Step 3: Cross multiply
    130,169.40x = 194,735.70 × 117,727.80
  4. Step 4: Simplify right side
    130,169.40x = 22,925,805,542.46
  5. Step 5: Solve for x
    x = 22,925,805,542.46/130,169.40
  6. Step 6: Final answer
    x = 176,122.85

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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.