Home / 143,265.04-214,823.38-64,311.28

Finding the Fourth Proportional to 143,265.04, 214,823.38 and 64,311.28

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Solution

The fourth proportional to 143,265.04, 214,823.38 and 64,311.28 is: 96,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,265.04 : 214,823.38 = 64,311.28 : x
  2. Step 2: Convert to fraction form
    143,265.04/214,823.38 = 64,311.28/x
  3. Step 3: Cross multiply
    143,265.04x = 214,823.38 × 64,311.28
  4. Step 4: Simplify right side
    143,265.04x = 13,815,566,541.73
  5. Step 5: Solve for x
    x = 13,815,566,541.73/143,265.04
  6. Step 6: Final answer
    x = 96,433.62

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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.