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Finding the Fourth Proportional to 283,939, 425,816.31 and 94,348.46

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Solution

The fourth proportional to 283,939, 425,816.31 and 94,348.46 is: 141,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,939 : 425,816.31 = 94,348.46 : x
  2. Step 2: Convert to fraction form
    283,939/425,816.31 = 94,348.46/x
  3. Step 3: Cross multiply
    283,939x = 425,816.31 × 94,348.46
  4. Step 4: Simplify right side
    283,939x = 40,175,113,091.38
  5. Step 5: Solve for x
    x = 40,175,113,091.38/283,939
  6. Step 6: Final answer
    x = 141,492.06

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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.