Home / 83,424.25-125,135.37-33,503.45

Finding the Fourth Proportional to 83,424.25, 125,135.37 and 33,503.45

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Solution

The fourth proportional to 83,424.25, 125,135.37 and 33,503.45 is: 50,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,424.25 : 125,135.37 = 33,503.45 : x
  2. Step 2: Convert to fraction form
    83,424.25/125,135.37 = 33,503.45/x
  3. Step 3: Cross multiply
    83,424.25x = 125,135.37 × 33,503.45
  4. Step 4: Simplify right side
    83,424.25x = 4,192,466,612.03
  5. Step 5: Solve for x
    x = 4,192,466,612.03/83,424.25
  6. Step 6: Final answer
    x = 50,254.77

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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.