Home / 84,069.90-126,123.21-24,910.14

Finding the Fourth Proportional to 84,069.90, 126,123.21 and 24,910.14

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Solution

The fourth proportional to 84,069.90, 126,123.21 and 24,910.14 is: 37,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,069.90 : 126,123.21 = 24,910.14 : x
  2. Step 2: Convert to fraction form
    84,069.90/126,123.21 = 24,910.14/x
  3. Step 3: Cross multiply
    84,069.90x = 126,123.21 × 24,910.14
  4. Step 4: Simplify right side
    84,069.90x = 3,141,746,818.35
  5. Step 5: Solve for x
    x = 3,141,746,818.35/84,069.90
  6. Step 6: Final answer
    x = 37,370.65

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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.