Home / 104,974.48-144,823.44-64,618.10

Finding the Fourth Proportional to 104,974.48, 144,823.44 and 64,618.10

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Solution

The fourth proportional to 104,974.48, 144,823.44 and 64,618.10 is: 89,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,974.48 : 144,823.44 = 64,618.10 : x
  2. Step 2: Convert to fraction form
    104,974.48/144,823.44 = 64,618.10/x
  3. Step 3: Cross multiply
    104,974.48x = 144,823.44 × 64,618.10
  4. Step 4: Simplify right side
    104,974.48x = 9,358,216,404.18
  5. Step 5: Solve for x
    x = 9,358,216,404.18/104,974.48
  6. Step 6: Final answer
    x = 89,147.54

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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.