Home / 66,792.39-100,151.06-45,756.15

Finding the Fourth Proportional to 66,792.39, 100,151.06 and 45,756.15

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Solution

The fourth proportional to 66,792.39, 100,151.06 and 45,756.15 is: 68,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,792.39 : 100,151.06 = 45,756.15 : x
  2. Step 2: Convert to fraction form
    66,792.39/100,151.06 = 45,756.15/x
  3. Step 3: Cross multiply
    66,792.39x = 100,151.06 × 45,756.15
  4. Step 4: Simplify right side
    66,792.39x = 4,582,526,695.24
  5. Step 5: Solve for x
    x = 4,582,526,695.24/66,792.39
  6. Step 6: Final answer
    x = 68,608.52

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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.