Home / 133,387.04-200,080.56-54,501.19

Finding the Fourth Proportional to 133,387.04, 200,080.56 and 54,501.19

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Solution

The fourth proportional to 133,387.04, 200,080.56 and 54,501.19 is: 81,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,387.04 : 200,080.56 = 54,501.19 : x
  2. Step 2: Convert to fraction form
    133,387.04/200,080.56 = 54,501.19/x
  3. Step 3: Cross multiply
    133,387.04x = 200,080.56 × 54,501.19
  4. Step 4: Simplify right side
    133,387.04x = 10,904,627,860.19
  5. Step 5: Solve for x
    x = 10,904,627,860.19/133,387.04
  6. Step 6: Final answer
    x = 81,751.78

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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.