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Finding the Fourth Proportional to 250,470.58, 375,530.88 and 92,678.56

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Solution

The fourth proportional to 250,470.58, 375,530.88 and 92,678.56 is: 138,953.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,470.58 : 375,530.88 = 92,678.56 : x
  2. Step 2: Convert to fraction form
    250,470.58/375,530.88 = 92,678.56/x
  3. Step 3: Cross multiply
    250,470.58x = 375,530.88 × 92,678.56
  4. Step 4: Simplify right side
    250,470.58x = 34,803,661,193.93
  5. Step 5: Solve for x
    x = 34,803,661,193.93/250,470.58
  6. Step 6: Final answer
    x = 138,953.09

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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.