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Finding the Fourth Proportional to 55,774.88, 83,606.96 and 30,826.67

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Solution

The fourth proportional to 55,774.88, 83,606.96 and 30,826.67 is: 46,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,774.88 : 83,606.96 = 30,826.67 : x
  2. Step 2: Convert to fraction form
    55,774.88/83,606.96 = 30,826.67/x
  3. Step 3: Cross multiply
    55,774.88x = 83,606.96 × 30,826.67
  4. Step 4: Simplify right side
    55,774.88x = 2,577,324,165.62
  5. Step 5: Solve for x
    x = 2,577,324,165.62/55,774.88
  6. Step 6: Final answer
    x = 46,209.41

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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.