Home / 66,537-91,826.82-36,734.76

Finding the Fourth Proportional to 66,537, 91,826.82 and 36,734.76

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Solution

The fourth proportional to 66,537, 91,826.82 and 36,734.76 is: 50,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,537 : 91,826.82 = 36,734.76 : x
  2. Step 2: Convert to fraction form
    66,537/91,826.82 = 36,734.76/x
  3. Step 3: Cross multiply
    66,537x = 91,826.82 × 36,734.76
  4. Step 4: Simplify right side
    66,537x = 3,373,236,194.26
  5. Step 5: Solve for x
    x = 3,373,236,194.26/66,537
  6. Step 6: Final answer
    x = 50,697.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.