Home / 243,926.46-336,602.25-135,023.43

Finding the Fourth Proportional to 243,926.46, 336,602.25 and 135,023.43

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Solution

The fourth proportional to 243,926.46, 336,602.25 and 135,023.43 is: 186,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,926.46 : 336,602.25 = 135,023.43 : x
  2. Step 2: Convert to fraction form
    243,926.46/336,602.25 = 135,023.43/x
  3. Step 3: Cross multiply
    243,926.46x = 336,602.25 × 135,023.43
  4. Step 4: Simplify right side
    243,926.46x = 45,449,187,982.59
  5. Step 5: Solve for x
    x = 45,449,187,982.59/243,926.46
  6. Step 6: Final answer
    x = 186,323.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.