Home / 243,166.14-335,569.50-135,736.02

Finding the Fourth Proportional to 243,166.14, 335,569.50 and 135,736.02

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Solution

The fourth proportional to 243,166.14, 335,569.50 and 135,736.02 is: 187,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,166.14 : 335,569.50 = 135,736.02 : x
  2. Step 2: Convert to fraction form
    243,166.14/335,569.50 = 135,736.02/x
  3. Step 3: Cross multiply
    243,166.14x = 335,569.50 × 135,736.02
  4. Step 4: Simplify right side
    243,166.14x = 45,548,868,363.39
  5. Step 5: Solve for x
    x = 45,548,868,363.39/243,166.14
  6. Step 6: Final answer
    x = 187,315.83

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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.