Home / 134,371.24-185,100.06-115,188.28

Finding the Fourth Proportional to 134,371.24, 185,100.06 and 115,188.28

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Solution

The fourth proportional to 134,371.24, 185,100.06 and 115,188.28 is: 158,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,371.24 : 185,100.06 = 115,188.28 : x
  2. Step 2: Convert to fraction form
    134,371.24/185,100.06 = 115,188.28/x
  3. Step 3: Cross multiply
    134,371.24x = 185,100.06 × 115,188.28
  4. Step 4: Simplify right side
    134,371.24x = 21,321,357,539.30
  5. Step 5: Solve for x
    x = 21,321,357,539.30/134,371.24
  6. Step 6: Final answer
    x = 158,675.01

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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.