Home / 86,791.02-130,192.30-33,508.41

Finding the Fourth Proportional to 86,791.02, 130,192.30 and 33,508.41

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Solution

The fourth proportional to 86,791.02, 130,192.30 and 33,508.41 is: 50,264.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,791.02 : 130,192.30 = 33,508.41 : x
  2. Step 2: Convert to fraction form
    86,791.02/130,192.30 = 33,508.41/x
  3. Step 3: Cross multiply
    86,791.02x = 130,192.30 × 33,508.41
  4. Step 4: Simplify right side
    86,791.02x = 4,362,536,967.24
  5. Step 5: Solve for x
    x = 4,362,536,967.24/86,791.02
  6. Step 6: Final answer
    x = 50,264.84

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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.