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Finding the Fourth Proportional to 250,090.92, 375,136.92 and 63,102.42

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Solution

The fourth proportional to 250,090.92, 375,136.92 and 63,102.42 is: 94,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,090.92 : 375,136.92 = 63,102.42 : x
  2. Step 2: Convert to fraction form
    250,090.92/375,136.92 = 63,102.42/x
  3. Step 3: Cross multiply
    250,090.92x = 375,136.92 × 63,102.42
  4. Step 4: Simplify right side
    250,090.92x = 23,672,047,483.35
  5. Step 5: Solve for x
    x = 23,672,047,483.35/250,090.92
  6. Step 6: Final answer
    x = 94,653.77

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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.