Home / 65,905.34-90,942.54-37,222.52

Finding the Fourth Proportional to 65,905.34, 90,942.54 and 37,222.52

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Solution

The fourth proportional to 65,905.34, 90,942.54 and 37,222.52 is: 51,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,905.34 : 90,942.54 = 37,222.52 : x
  2. Step 2: Convert to fraction form
    65,905.34/90,942.54 = 37,222.52/x
  3. Step 3: Cross multiply
    65,905.34x = 90,942.54 × 37,222.52
  4. Step 4: Simplify right side
    65,905.34x = 3,385,110,514.00
  5. Step 5: Solve for x
    x = 3,385,110,514.00/65,905.34
  6. Step 6: Final answer
    x = 51,363.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.