Home / 138,110.04-207,164.23-35,527.21

Finding the Fourth Proportional to 138,110.04, 207,164.23 and 35,527.21

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Solution

The fourth proportional to 138,110.04, 207,164.23 and 35,527.21 is: 53,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,110.04 : 207,164.23 = 35,527.21 : x
  2. Step 2: Convert to fraction form
    138,110.04/207,164.23 = 35,527.21/x
  3. Step 3: Cross multiply
    138,110.04x = 207,164.23 × 35,527.21
  4. Step 4: Simplify right side
    138,110.04x = 7,359,966,496.97
  5. Step 5: Solve for x
    x = 7,359,966,496.97/138,110.04
  6. Step 6: Final answer
    x = 53,290.60

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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.