Home / 75,818.30-113,725.88-33,686.96

Finding the Fourth Proportional to 75,818.30, 113,725.88 and 33,686.96

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Solution

The fourth proportional to 75,818.30, 113,725.88 and 33,686.96 is: 50,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,818.30 : 113,725.88 = 33,686.96 : x
  2. Step 2: Convert to fraction form
    75,818.30/113,725.88 = 33,686.96/x
  3. Step 3: Cross multiply
    75,818.30x = 113,725.88 × 33,686.96
  4. Step 4: Simplify right side
    75,818.30x = 3,831,078,433.46
  5. Step 5: Solve for x
    x = 3,831,078,433.46/75,818.30
  6. Step 6: Final answer
    x = 50,529.74

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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.