Home / 147,256.36-220,552.22-68,204.52

Finding the Fourth Proportional to 147,256.36, 220,552.22 and 68,204.52

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Solution

The fourth proportional to 147,256.36, 220,552.22 and 68,204.52 is: 102,152.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,256.36 : 220,552.22 = 68,204.52 : x
  2. Step 2: Convert to fraction form
    147,256.36/220,552.22 = 68,204.52/x
  3. Step 3: Cross multiply
    147,256.36x = 220,552.22 × 68,204.52
  4. Step 4: Simplify right side
    147,256.36x = 15,042,658,300.03
  5. Step 5: Solve for x
    x = 15,042,658,300.03/147,256.36
  6. Step 6: Final answer
    x = 102,152.86

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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.