Home / 89,480.19-123,482.96-49,194.63

Finding the Fourth Proportional to 89,480.19, 123,482.96 and 49,194.63

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Solution

The fourth proportional to 89,480.19, 123,482.96 and 49,194.63 is: 67,888.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,480.19 : 123,482.96 = 49,194.63 : x
  2. Step 2: Convert to fraction form
    89,480.19/123,482.96 = 49,194.63/x
  3. Step 3: Cross multiply
    89,480.19x = 123,482.96 × 49,194.63
  4. Step 4: Simplify right side
    89,480.19x = 6,074,698,282.53
  5. Step 5: Solve for x
    x = 6,074,698,282.53/89,480.19
  6. Step 6: Final answer
    x = 67,888.75

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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.