Home / 67,346.20-101,165.10-64,867.60

Finding the Fourth Proportional to 67,346.20, 101,165.10 and 64,867.60

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Solution

The fourth proportional to 67,346.20, 101,165.10 and 64,867.60 is: 97,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.20 : 101,165.10 = 64,867.60 : x
  2. Step 2: Convert to fraction form
    67,346.20/101,165.10 = 64,867.60/x
  3. Step 3: Cross multiply
    67,346.20x = 101,165.10 × 64,867.60
  4. Step 4: Simplify right side
    67,346.20x = 6,562,337,240.76
  5. Step 5: Solve for x
    x = 6,562,337,240.76/67,346.20
  6. Step 6: Final answer
    x = 97,441.83

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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.