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Finding the Fourth Proportional to 283,434.59, 425,211.86 and 93,884.22

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Solution

The fourth proportional to 283,434.59, 425,211.86 and 93,884.22 is: 140,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,434.59 : 425,211.86 = 93,884.22 : x
  2. Step 2: Convert to fraction form
    283,434.59/425,211.86 = 93,884.22/x
  3. Step 3: Cross multiply
    283,434.59x = 425,211.86 × 93,884.22
  4. Step 4: Simplify right side
    283,434.59x = 39,920,683,341.43
  5. Step 5: Solve for x
    x = 39,920,683,341.43/283,434.59
  6. Step 6: Final answer
    x = 140,846.20

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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.