Home / 83,370.32-125,071.28-33,454.35

Finding the Fourth Proportional to 83,370.32, 125,071.28 and 33,454.35

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Solution

The fourth proportional to 83,370.32, 125,071.28 and 33,454.35 is: 50,187.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,370.32 : 125,071.28 = 33,454.35 : x
  2. Step 2: Convert to fraction form
    83,370.32/125,071.28 = 33,454.35/x
  3. Step 3: Cross multiply
    83,370.32x = 125,071.28 × 33,454.35
  4. Step 4: Simplify right side
    83,370.32x = 4,184,178,208.80
  5. Step 5: Solve for x
    x = 4,184,178,208.80/83,370.32
  6. Step 6: Final answer
    x = 50,187.87

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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.