Home / 75,886.22-113,733.62-38,455.71

Finding the Fourth Proportional to 75,886.22, 113,733.62 and 38,455.71

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Solution

The fourth proportional to 75,886.22, 113,733.62 and 38,455.71 is: 57,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,886.22 : 113,733.62 = 38,455.71 : x
  2. Step 2: Convert to fraction form
    75,886.22/113,733.62 = 38,455.71/x
  3. Step 3: Cross multiply
    75,886.22x = 113,733.62 × 38,455.71
  4. Step 4: Simplify right side
    75,886.22x = 4,373,706,915.69
  5. Step 5: Solve for x
    x = 4,373,706,915.69/75,886.22
  6. Step 6: Final answer
    x = 57,635.06

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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.