Home / 102,336.07-153,520.51-43,180.46

Finding the Fourth Proportional to 102,336.07, 153,520.51 and 43,180.46

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Solution

The fourth proportional to 102,336.07, 153,520.51 and 43,180.46 is: 64,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,336.07 : 153,520.51 = 43,180.46 : x
  2. Step 2: Convert to fraction form
    102,336.07/153,520.51 = 43,180.46/x
  3. Step 3: Cross multiply
    102,336.07x = 153,520.51 × 43,180.46
  4. Step 4: Simplify right side
    102,336.07x = 6,629,085,257.73
  5. Step 5: Solve for x
    x = 6,629,085,257.73/102,336.07
  6. Step 6: Final answer
    x = 64,777.60

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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.