Home / 92,768.28-128,020.26-52,481.24

Finding the Fourth Proportional to 92,768.28, 128,020.26 and 52,481.24

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Solution

The fourth proportional to 92,768.28, 128,020.26 and 52,481.24 is: 72,424.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,768.28 : 128,020.26 = 52,481.24 : x
  2. Step 2: Convert to fraction form
    92,768.28/128,020.26 = 52,481.24/x
  3. Step 3: Cross multiply
    92,768.28x = 128,020.26 × 52,481.24
  4. Step 4: Simplify right side
    92,768.28x = 6,718,661,989.92
  5. Step 5: Solve for x
    x = 6,718,661,989.92/92,768.28
  6. Step 6: Final answer
    x = 72,424.13

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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.