Home / 248,649.30-373,299.17-147,631.77

Finding the Fourth Proportional to 248,649.30, 373,299.17 and 147,631.77

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Solution

The fourth proportional to 248,649.30, 373,299.17 and 147,631.77 is: 221,640.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,649.30 : 373,299.17 = 147,631.77 : x
  2. Step 2: Convert to fraction form
    248,649.30/373,299.17 = 147,631.77/x
  3. Step 3: Cross multiply
    248,649.30x = 373,299.17 × 147,631.77
  4. Step 4: Simplify right side
    248,649.30x = 55,110,816,468.47
  5. Step 5: Solve for x
    x = 55,110,816,468.47/248,649.30
  6. Step 6: Final answer
    x = 221,640.75

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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.