Home / 202,167.60-303,470.10-127,372.20

Finding the Fourth Proportional to 202,167.60, 303,470.10 and 127,372.20

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Solution

The fourth proportional to 202,167.60, 303,470.10 and 127,372.20 is: 191,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,167.60 : 303,470.10 = 127,372.20 : x
  2. Step 2: Convert to fraction form
    202,167.60/303,470.10 = 127,372.20/x
  3. Step 3: Cross multiply
    202,167.60x = 303,470.10 × 127,372.20
  4. Step 4: Simplify right side
    202,167.60x = 38,653,654,271.22
  5. Step 5: Solve for x
    x = 38,653,654,271.22/202,167.60
  6. Step 6: Final answer
    x = 191,196.09

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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.