Home / 67,184.84-100,773.54-20,434.04

Finding the Fourth Proportional to 67,184.84, 100,773.54 and 20,434.04

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Solution

The fourth proportional to 67,184.84, 100,773.54 and 20,434.04 is: 30,649.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,184.84 : 100,773.54 = 20,434.04 : x
  2. Step 2: Convert to fraction form
    67,184.84/100,773.54 = 20,434.04/x
  3. Step 3: Cross multiply
    67,184.84x = 100,773.54 × 20,434.04
  4. Step 4: Simplify right side
    67,184.84x = 2,059,210,547.30
  5. Step 5: Solve for x
    x = 2,059,210,547.30/67,184.84
  6. Step 6: Final answer
    x = 30,649.93

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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.