Home / 90,069.84-135,100.98-22,601.70

Finding the Fourth Proportional to 90,069.84, 135,100.98 and 22,601.70

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Solution

The fourth proportional to 90,069.84, 135,100.98 and 22,601.70 is: 33,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,069.84 : 135,100.98 = 22,601.70 : x
  2. Step 2: Convert to fraction form
    90,069.84/135,100.98 = 22,601.70/x
  3. Step 3: Cross multiply
    90,069.84x = 135,100.98 × 22,601.70
  4. Step 4: Simplify right side
    90,069.84x = 3,053,511,819.67
  5. Step 5: Solve for x
    x = 3,053,511,819.67/90,069.84
  6. Step 6: Final answer
    x = 33,901.60

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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.