Home / 92,922.60-128,244.18-55,197

Finding the Fourth Proportional to 92,922.60, 128,244.18 and 55,197

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Solution

The fourth proportional to 92,922.60, 128,244.18 and 55,197 is: 76,178.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,922.60 : 128,244.18 = 55,197 : x
  2. Step 2: Convert to fraction form
    92,922.60/128,244.18 = 55,197/x
  3. Step 3: Cross multiply
    92,922.60x = 128,244.18 × 55,197
  4. Step 4: Simplify right side
    92,922.60x = 7,078,694,003.46
  5. Step 5: Solve for x
    x = 7,078,694,003.46/92,922.60
  6. Step 6: Final answer
    x = 76,178.39

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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.