Home / 84,236.46-126,280.23-34,358.28

Finding the Fourth Proportional to 84,236.46, 126,280.23 and 34,358.28

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Solution

The fourth proportional to 84,236.46, 126,280.23 and 34,358.28 is: 51,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,236.46 : 126,280.23 = 34,358.28 : x
  2. Step 2: Convert to fraction form
    84,236.46/126,280.23 = 34,358.28/x
  3. Step 3: Cross multiply
    84,236.46x = 126,280.23 × 34,358.28
  4. Step 4: Simplify right side
    84,236.46x = 4,338,771,500.80
  5. Step 5: Solve for x
    x = 4,338,771,500.80/84,236.46
  6. Step 6: Final answer
    x = 51,507.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.