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Finding the Fourth Proportional to 283,671.19, 425,508.15 and 83,995.34

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Solution

The fourth proportional to 283,671.19, 425,508.15 and 83,995.34 is: 125,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,671.19 : 425,508.15 = 83,995.34 : x
  2. Step 2: Convert to fraction form
    283,671.19/425,508.15 = 83,995.34/x
  3. Step 3: Cross multiply
    283,671.19x = 425,508.15 × 83,995.34
  4. Step 4: Simplify right side
    283,671.19x = 35,740,701,732.02
  5. Step 5: Solve for x
    x = 35,740,701,732.02/283,671.19
  6. Step 6: Final answer
    x = 125,993.42

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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.