Home / 71,846.02-99,145.02-40,013.26

Finding the Fourth Proportional to 71,846.02, 99,145.02 and 40,013.26

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Solution

The fourth proportional to 71,846.02, 99,145.02 and 40,013.26 is: 55,216.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,846.02 : 99,145.02 = 40,013.26 : x
  2. Step 2: Convert to fraction form
    71,846.02/99,145.02 = 40,013.26/x
  3. Step 3: Cross multiply
    71,846.02x = 99,145.02 × 40,013.26
  4. Step 4: Simplify right side
    71,846.02x = 3,967,115,462.97
  5. Step 5: Solve for x
    x = 3,967,115,462.97/71,846.02
  6. Step 6: Final answer
    x = 55,216.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.