Home / 112,955.46-169,350.16-53,832.66

Finding the Fourth Proportional to 112,955.46, 169,350.16 and 53,832.66

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Solution

The fourth proportional to 112,955.46, 169,350.16 and 53,832.66 is: 80,709.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,955.46 : 169,350.16 = 53,832.66 : x
  2. Step 2: Convert to fraction form
    112,955.46/169,350.16 = 53,832.66/x
  3. Step 3: Cross multiply
    112,955.46x = 169,350.16 × 53,832.66
  4. Step 4: Simplify right side
    112,955.46x = 9,116,569,584.23
  5. Step 5: Solve for x
    x = 9,116,569,584.23/112,955.46
  6. Step 6: Final answer
    x = 80,709.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.