Home / 134,717.01-185,832.31-84,328.53

Finding the Fourth Proportional to 134,717.01, 185,832.31 and 84,328.53

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Solution

The fourth proportional to 134,717.01, 185,832.31 and 84,328.53 is: 116,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,717.01 : 185,832.31 = 84,328.53 : x
  2. Step 2: Convert to fraction form
    134,717.01/185,832.31 = 84,328.53/x
  3. Step 3: Cross multiply
    134,717.01x = 185,832.31 × 84,328.53
  4. Step 4: Simplify right side
    134,717.01x = 15,670,965,107.16
  5. Step 5: Solve for x
    x = 15,670,965,107.16/134,717.01
  6. Step 6: Final answer
    x = 116,325.07

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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.