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Finding the Fourth Proportional to 250,585.38, 375,784.38 and 100,775.04

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Solution

The fourth proportional to 250,585.38, 375,784.38 and 100,775.04 is: 151,124.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,585.38 : 375,784.38 = 100,775.04 : x
  2. Step 2: Convert to fraction form
    250,585.38/375,784.38 = 100,775.04/x
  3. Step 3: Cross multiply
    250,585.38x = 375,784.38 × 100,775.04
  4. Step 4: Simplify right side
    250,585.38x = 37,869,685,925.88
  5. Step 5: Solve for x
    x = 37,869,685,925.88/250,585.38
  6. Step 6: Final answer
    x = 151,124.88

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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.