Home / 214,802.28-322,178.18-57,042.90

Finding the Fourth Proportional to 214,802.28, 322,178.18 and 57,042.90

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Solution

The fourth proportional to 214,802.28, 322,178.18 and 57,042.90 is: 85,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,802.28 : 322,178.18 = 57,042.90 : x
  2. Step 2: Convert to fraction form
    214,802.28/322,178.18 = 57,042.90/x
  3. Step 3: Cross multiply
    214,802.28x = 322,178.18 × 57,042.90
  4. Step 4: Simplify right side
    214,802.28x = 18,377,977,418.71
  5. Step 5: Solve for x
    x = 18,377,977,418.71/214,802.28
  6. Step 6: Final answer
    x = 85,557.65

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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.