Home / 79,530.10-119,288.94-35,158.30

Finding the Fourth Proportional to 79,530.10, 119,288.94 and 35,158.30

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Solution

The fourth proportional to 79,530.10, 119,288.94 and 35,158.30 is: 52,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,530.10 : 119,288.94 = 35,158.30 : x
  2. Step 2: Convert to fraction form
    79,530.10/119,288.94 = 35,158.30/x
  3. Step 3: Cross multiply
    79,530.10x = 119,288.94 × 35,158.30
  4. Step 4: Simplify right side
    79,530.10x = 4,193,996,339.20
  5. Step 5: Solve for x
    x = 4,193,996,339.20/79,530.10
  6. Step 6: Final answer
    x = 52,734.70

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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.