Home / 192,400.60-265,512.06-107,517.64

Finding the Fourth Proportional to 192,400.60, 265,512.06 and 107,517.64

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Solution

The fourth proportional to 192,400.60, 265,512.06 and 107,517.64 is: 148,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,400.60 : 265,512.06 = 107,517.64 : x
  2. Step 2: Convert to fraction form
    192,400.60/265,512.06 = 107,517.64/x
  3. Step 3: Cross multiply
    192,400.60x = 265,512.06 × 107,517.64
  4. Step 4: Simplify right side
    192,400.60x = 28,547,230,082.74
  5. Step 5: Solve for x
    x = 28,547,230,082.74/192,400.60
  6. Step 6: Final answer
    x = 148,373.91

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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.