Home / 134,481.93-185,577.72-74,041.11

Finding the Fourth Proportional to 134,481.93, 185,577.72 and 74,041.11

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Solution

The fourth proportional to 134,481.93, 185,577.72 and 74,041.11 is: 102,172.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,481.93 : 185,577.72 = 74,041.11 : x
  2. Step 2: Convert to fraction form
    134,481.93/185,577.72 = 74,041.11/x
  3. Step 3: Cross multiply
    134,481.93x = 185,577.72 × 74,041.11
  4. Step 4: Simplify right side
    134,481.93x = 13,740,380,380.07
  5. Step 5: Solve for x
    x = 13,740,380,380.07/134,481.93
  6. Step 6: Final answer
    x = 102,172.69

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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.