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Finding the Fourth Proportional to 283,938.03, 425,814.85 and 94,347.48

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Solution

The fourth proportional to 283,938.03, 425,814.85 and 94,347.48 is: 141,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,938.03 : 425,814.85 = 94,347.48 : x
  2. Step 2: Convert to fraction form
    283,938.03/425,814.85 = 94,347.48/x
  3. Step 3: Cross multiply
    283,938.03x = 425,814.85 × 94,347.48
  4. Step 4: Simplify right side
    283,938.03x = 40,174,559,493.47
  5. Step 5: Solve for x
    x = 40,174,559,493.47/283,938.03
  6. Step 6: Final answer
    x = 141,490.59

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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.