Home / 243,287.46-364,988.10-83,365.14

Finding the Fourth Proportional to 243,287.46, 364,988.10 and 83,365.14

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Solution

The fourth proportional to 243,287.46, 364,988.10 and 83,365.14 is: 125,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,287.46 : 364,988.10 = 83,365.14 : x
  2. Step 2: Convert to fraction form
    243,287.46/364,988.10 = 83,365.14/x
  3. Step 3: Cross multiply
    243,287.46x = 364,988.10 × 83,365.14
  4. Step 4: Simplify right side
    243,287.46x = 30,427,284,054.83
  5. Step 5: Solve for x
    x = 30,427,284,054.83/243,287.46
  6. Step 6: Final answer
    x = 125,067.21

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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.