Home / 176,844.47-243,580.31-135,930.25

Finding the Fourth Proportional to 176,844.47, 243,580.31 and 135,930.25

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Solution

The fourth proportional to 176,844.47, 243,580.31 and 135,930.25 is: 187,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,844.47 : 243,580.31 = 135,930.25 : x
  2. Step 2: Convert to fraction form
    176,844.47/243,580.31 = 135,930.25/x
  3. Step 3: Cross multiply
    176,844.47x = 243,580.31 × 135,930.25
  4. Step 4: Simplify right side
    176,844.47x = 33,109,933,332.55
  5. Step 5: Solve for x
    x = 33,109,933,332.55/176,844.47
  6. Step 6: Final answer
    x = 187,226.29

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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.