Home / 248,814.45-373,276.35-80,306.10

Finding the Fourth Proportional to 248,814.45, 373,276.35 and 80,306.10

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Solution

The fourth proportional to 248,814.45, 373,276.35 and 80,306.10 is: 120,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,814.45 : 373,276.35 = 80,306.10 : x
  2. Step 2: Convert to fraction form
    248,814.45/373,276.35 = 80,306.10/x
  3. Step 3: Cross multiply
    248,814.45x = 373,276.35 × 80,306.10
  4. Step 4: Simplify right side
    248,814.45x = 29,976,367,890.74
  5. Step 5: Solve for x
    x = 29,976,367,890.74/248,814.45
  6. Step 6: Final answer
    x = 120,476.80

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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.