Home / 66,460.50-99,634.86-27,045.90

Finding the Fourth Proportional to 66,460.50, 99,634.86 and 27,045.90

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Solution

The fourth proportional to 66,460.50, 99,634.86 and 27,045.90 is: 40,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,460.50 : 99,634.86 = 27,045.90 : x
  2. Step 2: Convert to fraction form
    66,460.50/99,634.86 = 27,045.90/x
  3. Step 3: Cross multiply
    66,460.50x = 99,634.86 × 27,045.90
  4. Step 4: Simplify right side
    66,460.50x = 2,694,714,460.07
  5. Step 5: Solve for x
    x = 2,694,714,460.07/66,460.50
  6. Step 6: Final answer
    x = 40,546.11

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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.