Home / 66,898.12-92,319.46-36,682.60

Finding the Fourth Proportional to 66,898.12, 92,319.46 and 36,682.60

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Solution

The fourth proportional to 66,898.12, 92,319.46 and 36,682.60 is: 50,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,898.12 : 92,319.46 = 36,682.60 : x
  2. Step 2: Convert to fraction form
    66,898.12/92,319.46 = 36,682.60/x
  3. Step 3: Cross multiply
    66,898.12x = 92,319.46 × 36,682.60
  4. Step 4: Simplify right side
    66,898.12x = 3,386,517,823.40
  5. Step 5: Solve for x
    x = 3,386,517,823.40/66,898.12
  6. Step 6: Final answer
    x = 50,622.02

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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.