Home / 66,393.02-99,589.25-26,949.80

Finding the Fourth Proportional to 66,393.02, 99,589.25 and 26,949.80

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Solution

The fourth proportional to 66,393.02, 99,589.25 and 26,949.80 is: 40,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,393.02 : 99,589.25 = 26,949.80 : x
  2. Step 2: Convert to fraction form
    66,393.02/99,589.25 = 26,949.80/x
  3. Step 3: Cross multiply
    66,393.02x = 99,589.25 × 26,949.80
  4. Step 4: Simplify right side
    66,393.02x = 2,683,909,939.08
  5. Step 5: Solve for x
    x = 2,683,909,939.08/66,393.02
  6. Step 6: Final answer
    x = 40,424.58

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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.