Home / 112,190.92-154,824.21-61,204.46

Finding the Fourth Proportional to 112,190.92, 154,824.21 and 61,204.46

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Solution

The fourth proportional to 112,190.92, 154,824.21 and 61,204.46 is: 84,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,190.92 : 154,824.21 = 61,204.46 : x
  2. Step 2: Convert to fraction form
    112,190.92/154,824.21 = 61,204.46/x
  3. Step 3: Cross multiply
    112,190.92x = 154,824.21 × 61,204.46
  4. Step 4: Simplify right side
    112,190.92x = 9,475,932,264.74
  5. Step 5: Solve for x
    x = 9,475,932,264.74/112,190.92
  6. Step 6: Final answer
    x = 84,462.56

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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.