Home / 283,646.40-425,473.98-83,986.98

Finding the Fourth Proportional to 283,646.40, 425,473.98 and 83,986.98

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Solution

The fourth proportional to 283,646.40, 425,473.98 and 83,986.98 is: 125,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,646.40 : 425,473.98 = 83,986.98 : x
  2. Step 2: Convert to fraction form
    283,646.40/425,473.98 = 83,986.98/x
  3. Step 3: Cross multiply
    283,646.40x = 425,473.98 × 83,986.98
  4. Step 4: Simplify right side
    283,646.40x = 35,734,274,648.78
  5. Step 5: Solve for x
    x = 35,734,274,648.78/283,646.40
  6. Step 6: Final answer
    x = 125,981.77

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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.