Home / 122,013.60-168,260.49-95,146.32

Finding the Fourth Proportional to 122,013.60, 168,260.49 and 95,146.32

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Solution

The fourth proportional to 122,013.60, 168,260.49 and 95,146.32 is: 131,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,013.60 : 168,260.49 = 95,146.32 : x
  2. Step 2: Convert to fraction form
    122,013.60/168,260.49 = 95,146.32/x
  3. Step 3: Cross multiply
    122,013.60x = 168,260.49 × 95,146.32
  4. Step 4: Simplify right side
    122,013.60x = 16,009,366,424.90
  5. Step 5: Solve for x
    x = 16,009,366,424.90/122,013.60
  6. Step 6: Final answer
    x = 131,209.69

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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.