Home / 134,325.31-185,361.61-73,886.20

Finding the Fourth Proportional to 134,325.31, 185,361.61 and 73,886.20

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Solution

The fourth proportional to 134,325.31, 185,361.61 and 73,886.20 is: 101,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,325.31 : 185,361.61 = 73,886.20 : x
  2. Step 2: Convert to fraction form
    134,325.31/185,361.61 = 73,886.20/x
  3. Step 3: Cross multiply
    134,325.31x = 185,361.61 × 73,886.20
  4. Step 4: Simplify right side
    134,325.31x = 13,695,663,738.72
  5. Step 5: Solve for x
    x = 13,695,663,738.72/134,325.31
  6. Step 6: Final answer
    x = 101,958.92

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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.