Home / 360,127.17-540,218.09-107,387.88

Finding the Fourth Proportional to 360,127.17, 540,218.09 and 107,387.88

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Solution

The fourth proportional to 360,127.17, 540,218.09 and 107,387.88 is: 161,089.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,127.17 : 540,218.09 = 107,387.88 : x
  2. Step 2: Convert to fraction form
    360,127.17/540,218.09 = 107,387.88/x
  3. Step 3: Cross multiply
    360,127.17x = 540,218.09 × 107,387.88
  4. Step 4: Simplify right side
    360,127.17x = 58,012,875,422.75
  5. Step 5: Solve for x
    x = 58,012,875,422.75/360,127.17
  6. Step 6: Final answer
    x = 161,089.97

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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.