Home / 80,174.16-120,264.31-35,801.30

Finding the Fourth Proportional to 80,174.16, 120,264.31 and 35,801.30

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Solution

The fourth proportional to 80,174.16, 120,264.31 and 35,801.30 is: 53,703.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,174.16 : 120,264.31 = 35,801.30 : x
  2. Step 2: Convert to fraction form
    80,174.16/120,264.31 = 35,801.30/x
  3. Step 3: Cross multiply
    80,174.16x = 120,264.31 × 35,801.30
  4. Step 4: Simplify right side
    80,174.16x = 4,305,618,641.60
  5. Step 5: Solve for x
    x = 4,305,618,641.60/80,174.16
  6. Step 6: Final answer
    x = 53,703.32

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1.5x scale

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.