Home / 122,913.64-169,623.78-69,200.44

Finding the Fourth Proportional to 122,913.64, 169,623.78 and 69,200.44

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Solution

The fourth proportional to 122,913.64, 169,623.78 and 69,200.44 is: 95,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,913.64 : 169,623.78 = 69,200.44 : x
  2. Step 2: Convert to fraction form
    122,913.64/169,623.78 = 69,200.44/x
  3. Step 3: Cross multiply
    122,913.64x = 169,623.78 × 69,200.44
  4. Step 4: Simplify right side
    122,913.64x = 11,738,040,210.46
  5. Step 5: Solve for x
    x = 11,738,040,210.46/122,913.64
  6. Step 6: Final answer
    x = 95,498.27

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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.