Home / 148,472.90-204,844.39-83,935.88

Finding the Fourth Proportional to 148,472.90, 204,844.39 and 83,935.88

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Solution

The fourth proportional to 148,472.90, 204,844.39 and 83,935.88 is: 115,804.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,472.90 : 204,844.39 = 83,935.88 : x
  2. Step 2: Convert to fraction form
    148,472.90/204,844.39 = 83,935.88/x
  3. Step 3: Cross multiply
    148,472.90x = 204,844.39 × 83,935.88
  4. Step 4: Simplify right side
    148,472.90x = 17,193,793,113.49
  5. Step 5: Solve for x
    x = 17,193,793,113.49/148,472.90
  6. Step 6: Final answer
    x = 115,804.26

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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.