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Finding the Fourth Proportional to 250,486.25, 375,751.25 and 63,497.75

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Solution

The fourth proportional to 250,486.25, 375,751.25 and 63,497.75 is: 95,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,486.25 : 375,751.25 = 63,497.75 : x
  2. Step 2: Convert to fraction form
    250,486.25/375,751.25 = 63,497.75/x
  3. Step 3: Cross multiply
    250,486.25x = 375,751.25 × 63,497.75
  4. Step 4: Simplify right side
    250,486.25x = 23,859,358,934.69
  5. Step 5: Solve for x
    x = 23,859,358,934.69/250,486.25
  6. Step 6: Final answer
    x = 95,252.17

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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.