Home / 148,273.34-204,616.85-80,290.31

Finding the Fourth Proportional to 148,273.34, 204,616.85 and 80,290.31

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Solution

The fourth proportional to 148,273.34, 204,616.85 and 80,290.31 is: 110,800.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,273.34 : 204,616.85 = 80,290.31 : x
  2. Step 2: Convert to fraction form
    148,273.34/204,616.85 = 80,290.31/x
  3. Step 3: Cross multiply
    148,273.34x = 204,616.85 × 80,290.31
  4. Step 4: Simplify right side
    148,273.34x = 16,428,748,893.19
  5. Step 5: Solve for x
    x = 16,428,748,893.19/148,273.34
  6. Step 6: Final answer
    x = 110,800.43

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1.5x scale

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.