Home / 66,443.02-99,703.81-26,997.10

Finding the Fourth Proportional to 66,443.02, 99,703.81 and 26,997.10

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Solution

The fourth proportional to 66,443.02, 99,703.81 and 26,997.10 is: 40,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,443.02 : 99,703.81 = 26,997.10 : x
  2. Step 2: Convert to fraction form
    66,443.02/99,703.81 = 26,997.10/x
  3. Step 3: Cross multiply
    66,443.02x = 99,703.81 × 26,997.10
  4. Step 4: Simplify right side
    66,443.02x = 2,691,713,728.95
  5. Step 5: Solve for x
    x = 2,691,713,728.95/66,443.02
  6. Step 6: Final answer
    x = 40,511.61

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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.