Home / 89,273.40-133,723.80-41,928.90

Finding the Fourth Proportional to 89,273.40, 133,723.80 and 41,928.90

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Solution

The fourth proportional to 89,273.40, 133,723.80 and 41,928.90 is: 62,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,273.40 : 133,723.80 = 41,928.90 : x
  2. Step 2: Convert to fraction form
    89,273.40/133,723.80 = 41,928.90/x
  3. Step 3: Cross multiply
    89,273.40x = 133,723.80 × 41,928.90
  4. Step 4: Simplify right side
    89,273.40x = 5,606,891,837.82
  5. Step 5: Solve for x
    x = 5,606,891,837.82/89,273.40
  6. Step 6: Final answer
    x = 62,805.85

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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.