Home / 101,456.44-152,217.02-42,298.36

Finding the Fourth Proportional to 101,456.44, 152,217.02 and 42,298.36

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Solution

The fourth proportional to 101,456.44, 152,217.02 and 42,298.36 is: 63,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,456.44 : 152,217.02 = 42,298.36 : x
  2. Step 2: Convert to fraction form
    101,456.44/152,217.02 = 42,298.36/x
  3. Step 3: Cross multiply
    101,456.44x = 152,217.02 × 42,298.36
  4. Step 4: Simplify right side
    101,456.44x = 6,438,530,310.09
  5. Step 5: Solve for x
    x = 6,438,530,310.09/101,456.44
  6. Step 6: Final answer
    x = 63,461.03

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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.