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Finding the Fourth Proportional to 250,390.64, 375,586.60 and 63,402.16

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Solution

The fourth proportional to 250,390.64, 375,586.60 and 63,402.16 is: 95,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,390.64 : 375,586.60 = 63,402.16 : x
  2. Step 2: Convert to fraction form
    250,390.64/375,586.60 = 63,402.16/x
  3. Step 3: Cross multiply
    250,390.64x = 375,586.60 × 63,402.16
  4. Step 4: Simplify right side
    250,390.64x = 23,813,001,707.06
  5. Step 5: Solve for x
    x = 23,813,001,707.06/250,390.64
  6. Step 6: Final answer
    x = 95,103.40

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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.