Home / 79,901.64-119,738.25-58,675.19

Finding the Fourth Proportional to 79,901.64, 119,738.25 and 58,675.19

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Solution

The fourth proportional to 79,901.64, 119,738.25 and 58,675.19 is: 87,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,901.64 : 119,738.25 = 58,675.19 : x
  2. Step 2: Convert to fraction form
    79,901.64/119,738.25 = 58,675.19/x
  3. Step 3: Cross multiply
    79,901.64x = 119,738.25 × 58,675.19
  4. Step 4: Simplify right side
    79,901.64x = 7,025,663,970.33
  5. Step 5: Solve for x
    x = 7,025,663,970.33/79,901.64
  6. Step 6: Final answer
    x = 87,928.91

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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.