Home / 92,278.37-138,436.05-33,118.67

Finding the Fourth Proportional to 92,278.37, 138,436.05 and 33,118.67

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Solution

The fourth proportional to 92,278.37, 138,436.05 and 33,118.67 is: 49,684.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,278.37 : 138,436.05 = 33,118.67 : x
  2. Step 2: Convert to fraction form
    92,278.37/138,436.05 = 33,118.67/x
  3. Step 3: Cross multiply
    92,278.37x = 138,436.05 × 33,118.67
  4. Step 4: Simplify right side
    92,278.37x = 4,584,817,856.05
  5. Step 5: Solve for x
    x = 4,584,817,856.05/92,278.37
  6. Step 6: Final answer
    x = 49,684.64

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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.