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Finding the Fourth Proportional to 241,427.70, 361,882.35 and 91,610.10

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Solution

The fourth proportional to 241,427.70, 361,882.35 and 91,610.10 is: 137,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,427.70 : 361,882.35 = 91,610.10 : x
  2. Step 2: Convert to fraction form
    241,427.70/361,882.35 = 91,610.10/x
  3. Step 3: Cross multiply
    241,427.70x = 361,882.35 × 91,610.10
  4. Step 4: Simplify right side
    241,427.70x = 33,152,078,271.74
  5. Step 5: Solve for x
    x = 33,152,078,271.74/241,427.70
  6. Step 6: Final answer
    x = 137,316.80

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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.