Home / 86,944.92-130,329.15-49,427.49

Finding the Fourth Proportional to 86,944.92, 130,329.15 and 49,427.49

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Solution

The fourth proportional to 86,944.92, 130,329.15 and 49,427.49 is: 74,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,944.92 : 130,329.15 = 49,427.49 : x
  2. Step 2: Convert to fraction form
    86,944.92/130,329.15 = 49,427.49/x
  3. Step 3: Cross multiply
    86,944.92x = 130,329.15 × 49,427.49
  4. Step 4: Simplify right side
    86,944.92x = 6,441,842,758.33
  5. Step 5: Solve for x
    x = 6,441,842,758.33/86,944.92
  6. Step 6: Final answer
    x = 74,091.08

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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.