Home / 67,811.28-101,649.32-32,210.16

Finding the Fourth Proportional to 67,811.28, 101,649.32 and 32,210.16

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Solution

The fourth proportional to 67,811.28, 101,649.32 and 32,210.16 is: 48,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,811.28 : 101,649.32 = 32,210.16 : x
  2. Step 2: Convert to fraction form
    67,811.28/101,649.32 = 32,210.16/x
  3. Step 3: Cross multiply
    67,811.28x = 101,649.32 × 32,210.16
  4. Step 4: Simplify right side
    67,811.28x = 3,274,140,861.09
  5. Step 5: Solve for x
    x = 3,274,140,861.09/67,811.28
  6. Step 6: Final answer
    x = 48,283.13

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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.