Home / 66,087.02-99,228.94-26,721.02

Finding the Fourth Proportional to 66,087.02, 99,228.94 and 26,721.02

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Solution

The fourth proportional to 66,087.02, 99,228.94 and 26,721.02 is: 40,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,087.02 : 99,228.94 = 26,721.02 : x
  2. Step 2: Convert to fraction form
    66,087.02/99,228.94 = 26,721.02/x
  3. Step 3: Cross multiply
    66,087.02x = 99,228.94 × 26,721.02
  4. Step 4: Simplify right side
    66,087.02x = 2,651,498,490.32
  5. Step 5: Solve for x
    x = 2,651,498,490.32/66,087.02
  6. Step 6: Final answer
    x = 40,121.32

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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.