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Finding the Fourth Proportional to 79,390.40, 119,104 and 35,029.76

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Solution

The fourth proportional to 79,390.40, 119,104 and 35,029.76 is: 52,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,390.40 : 119,104 = 35,029.76 : x
  2. Step 2: Convert to fraction form
    79,390.40/119,104 = 35,029.76/x
  3. Step 3: Cross multiply
    79,390.40x = 119,104 × 35,029.76
  4. Step 4: Simplify right side
    79,390.40x = 4,172,184,535.04
  5. Step 5: Solve for x
    x = 4,172,184,535.04/79,390.40
  6. Step 6: Final answer
    x = 52,552.76

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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.