Home / 148,986.59-223,620.33-54,308.29

Finding the Fourth Proportional to 148,986.59, 223,620.33 and 54,308.29

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Solution

The fourth proportional to 148,986.59, 223,620.33 and 54,308.29 is: 81,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,986.59 : 223,620.33 = 54,308.29 : x
  2. Step 2: Convert to fraction form
    148,986.59/223,620.33 = 54,308.29/x
  3. Step 3: Cross multiply
    148,986.59x = 223,620.33 × 54,308.29
  4. Step 4: Simplify right side
    148,986.59x = 12,144,437,731.54
  5. Step 5: Solve for x
    x = 12,144,437,731.54/148,986.59
  6. Step 6: Final answer
    x = 81,513.63

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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.