Home / 89,214.84-123,118.05-48,928.25

Finding the Fourth Proportional to 89,214.84, 123,118.05 and 48,928.25

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Solution

The fourth proportional to 89,214.84, 123,118.05 and 48,928.25 is: 67,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,214.84 : 123,118.05 = 48,928.25 : x
  2. Step 2: Convert to fraction form
    89,214.84/123,118.05 = 48,928.25/x
  3. Step 3: Cross multiply
    89,214.84x = 123,118.05 × 48,928.25
  4. Step 4: Simplify right side
    89,214.84x = 6,023,950,759.50
  5. Step 5: Solve for x
    x = 6,023,950,759.50/89,214.84
  6. Step 6: Final answer
    x = 67,521.85

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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.