Home / 140,972.06-211,454.04-52,223.60

Finding the Fourth Proportional to 140,972.06, 211,454.04 and 52,223.60

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Solution

The fourth proportional to 140,972.06, 211,454.04 and 52,223.60 is: 78,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,972.06 : 211,454.04 = 52,223.60 : x
  2. Step 2: Convert to fraction form
    140,972.06/211,454.04 = 52,223.60/x
  3. Step 3: Cross multiply
    140,972.06x = 211,454.04 × 52,223.60
  4. Step 4: Simplify right side
    140,972.06x = 11,042,891,203.34
  5. Step 5: Solve for x
    x = 11,042,891,203.34/140,972.06
  6. Step 6: Final answer
    x = 78,333.90

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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.