Home / 134,325.09-185,362.78-73,891.90

Finding the Fourth Proportional to 134,325.09, 185,362.78 and 73,891.90

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Solution

The fourth proportional to 134,325.09, 185,362.78 and 73,891.90 is: 101,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,325.09 : 185,362.78 = 73,891.90 : x
  2. Step 2: Convert to fraction form
    134,325.09/185,362.78 = 73,891.90/x
  3. Step 3: Cross multiply
    134,325.09x = 185,362.78 × 73,891.90
  4. Step 4: Simplify right side
    134,325.09x = 13,696,808,003.48
  5. Step 5: Solve for x
    x = 13,696,808,003.48/134,325.09
  6. Step 6: Final answer
    x = 101,967.61

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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.