Home / 122,794.18-169,455.72-69,079.24

Finding the Fourth Proportional to 122,794.18, 169,455.72 and 69,079.24

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Solution

The fourth proportional to 122,794.18, 169,455.72 and 69,079.24 is: 95,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,794.18 : 169,455.72 = 69,079.24 : x
  2. Step 2: Convert to fraction form
    122,794.18/169,455.72 = 69,079.24/x
  3. Step 3: Cross multiply
    122,794.18x = 169,455.72 × 69,079.24
  4. Step 4: Simplify right side
    122,794.18x = 11,705,872,351.25
  5. Step 5: Solve for x
    x = 11,705,872,351.25/122,794.18
  6. Step 6: Final answer
    x = 95,329.21

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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.