Home / 144,560.22-216,747.81-69,530.96

Finding the Fourth Proportional to 144,560.22, 216,747.81 and 69,530.96

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Solution

The fourth proportional to 144,560.22, 216,747.81 and 69,530.96 is: 104,251.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,560.22 : 216,747.81 = 69,530.96 : x
  2. Step 2: Convert to fraction form
    144,560.22/216,747.81 = 69,530.96/x
  3. Step 3: Cross multiply
    144,560.22x = 216,747.81 × 69,530.96
  4. Step 4: Simplify right side
    144,560.22x = 15,070,682,223.46
  5. Step 5: Solve for x
    x = 15,070,682,223.46/144,560.22
  6. Step 6: Final answer
    x = 104,251.93

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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.