Home / 66,052.20-98,859.60-60,803.40

Finding the Fourth Proportional to 66,052.20, 98,859.60 and 60,803.40

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Solution

The fourth proportional to 66,052.20, 98,859.60 and 60,803.40 is: 91,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,052.20 : 98,859.60 = 60,803.40 : x
  2. Step 2: Convert to fraction form
    66,052.20/98,859.60 = 60,803.40/x
  3. Step 3: Cross multiply
    66,052.20x = 98,859.60 × 60,803.40
  4. Step 4: Simplify right side
    66,052.20x = 6,010,999,802.64
  5. Step 5: Solve for x
    x = 6,010,999,802.64/66,052.20
  6. Step 6: Final answer
    x = 91,003.78

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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.