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Finding the Fourth Proportional to 63,483.14, 95,142.70 and 30,213.40

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Solution

The fourth proportional to 63,483.14, 95,142.70 and 30,213.40 is: 45,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,483.14 : 95,142.70 = 30,213.40 : x
  2. Step 2: Convert to fraction form
    63,483.14/95,142.70 = 30,213.40/x
  3. Step 3: Cross multiply
    63,483.14x = 95,142.70 × 30,213.40
  4. Step 4: Simplify right side
    63,483.14x = 2,874,584,452.18
  5. Step 5: Solve for x
    x = 2,874,584,452.18/63,483.14
  6. Step 6: Final answer
    x = 45,281.07

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1.5x scale

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.