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Finding the Fourth Proportional to 283,302.25, 424,984.51 and 93,693.55

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Solution

The fourth proportional to 283,302.25, 424,984.51 and 93,693.55 is: 140,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,302.25 : 424,984.51 = 93,693.55 : x
  2. Step 2: Convert to fraction form
    283,302.25/424,984.51 = 93,693.55/x
  3. Step 3: Cross multiply
    283,302.25x = 424,984.51 × 93,693.55
  4. Step 4: Simplify right side
    283,302.25x = 39,818,308,747.19
  5. Step 5: Solve for x
    x = 39,818,308,747.19/283,302.25
  6. Step 6: Final answer
    x = 140,550.63

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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.