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Finding the Fourth Proportional to 283,164.45, 424,812.42 and 93,613.38

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Solution

The fourth proportional to 283,164.45, 424,812.42 and 93,613.38 is: 140,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,164.45 : 424,812.42 = 93,613.38 : x
  2. Step 2: Convert to fraction form
    283,164.45/424,812.42 = 93,613.38/x
  3. Step 3: Cross multiply
    283,164.45x = 424,812.42 × 93,613.38
  4. Step 4: Simplify right side
    283,164.45x = 39,768,126,502.18
  5. Step 5: Solve for x
    x = 39,768,126,502.18/283,164.45
  6. Step 6: Final answer
    x = 140,441.81

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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.