Home / 164,479.29-246,520.13-80,113.04

Finding the Fourth Proportional to 164,479.29, 246,520.13 and 80,113.04

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Solution

The fourth proportional to 164,479.29, 246,520.13 and 80,113.04 is: 120,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,479.29 : 246,520.13 = 80,113.04 : x
  2. Step 2: Convert to fraction form
    164,479.29/246,520.13 = 80,113.04/x
  3. Step 3: Cross multiply
    164,479.29x = 246,520.13 × 80,113.04
  4. Step 4: Simplify right side
    164,479.29x = 19,749,475,402.33
  5. Step 5: Solve for x
    x = 19,749,475,402.33/164,479.29
  6. Step 6: Final answer
    x = 120,072.72

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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.