Home / 270,574.20-405,417.99-144,080.13

Finding the Fourth Proportional to 270,574.20, 405,417.99 and 144,080.13

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Solution

The fourth proportional to 270,574.20, 405,417.99 and 144,080.13 is: 215,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,574.20 : 405,417.99 = 144,080.13 : x
  2. Step 2: Convert to fraction form
    270,574.20/405,417.99 = 144,080.13/x
  3. Step 3: Cross multiply
    270,574.20x = 405,417.99 × 144,080.13
  4. Step 4: Simplify right side
    270,574.20x = 58,412,676,703.54
  5. Step 5: Solve for x
    x = 58,412,676,703.54/270,574.20
  6. Step 6: Final answer
    x = 215,884.13

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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.