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Finding the Fourth Proportional to 359,164.53, 539,080.11 and 181,797.21

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Solution

The fourth proportional to 359,164.53, 539,080.11 and 181,797.21 is: 272,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,164.53 : 539,080.11 = 181,797.21 : x
  2. Step 2: Convert to fraction form
    359,164.53/539,080.11 = 181,797.21/x
  3. Step 3: Cross multiply
    359,164.53x = 539,080.11 × 181,797.21
  4. Step 4: Simplify right side
    359,164.53x = 98,003,259,964.49
  5. Step 5: Solve for x
    x = 98,003,259,964.49/359,164.53
  6. Step 6: Final answer
    x = 272,864.53

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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.