Home / 102,207.61-153,336.93-35,648.69

Finding the Fourth Proportional to 102,207.61, 153,336.93 and 35,648.69

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Solution

The fourth proportional to 102,207.61, 153,336.93 and 35,648.69 is: 53,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,207.61 : 153,336.93 = 35,648.69 : x
  2. Step 2: Convert to fraction form
    102,207.61/153,336.93 = 35,648.69/x
  3. Step 3: Cross multiply
    102,207.61x = 153,336.93 × 35,648.69
  4. Step 4: Simplify right side
    102,207.61x = 5,466,260,504.88
  5. Step 5: Solve for x
    x = 5,466,260,504.88/102,207.61
  6. Step 6: Final answer
    x = 53,481.94

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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.