Home / 84,352.70-126,529.05-34,416.20

Finding the Fourth Proportional to 84,352.70, 126,529.05 and 34,416.20

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Solution

The fourth proportional to 84,352.70, 126,529.05 and 34,416.20 is: 51,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,352.70 : 126,529.05 = 34,416.20 : x
  2. Step 2: Convert to fraction form
    84,352.70/126,529.05 = 34,416.20/x
  3. Step 3: Cross multiply
    84,352.70x = 126,529.05 × 34,416.20
  4. Step 4: Simplify right side
    84,352.70x = 4,354,649,090.61
  5. Step 5: Solve for x
    x = 4,354,649,090.61/84,352.70
  6. Step 6: Final answer
    x = 51,624.30

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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.