Home / 55,166.94-82,750.59-15,186.48

Finding the Fourth Proportional to 55,166.94, 82,750.59 and 15,186.48

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Solution

The fourth proportional to 55,166.94, 82,750.59 and 15,186.48 is: 22,779.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.94 : 82,750.59 = 15,186.48 : x
  2. Step 2: Convert to fraction form
    55,166.94/82,750.59 = 15,186.48/x
  3. Step 3: Cross multiply
    55,166.94x = 82,750.59 × 15,186.48
  4. Step 4: Simplify right side
    55,166.94x = 1,256,690,180.02
  5. Step 5: Solve for x
    x = 1,256,690,180.02/55,166.94
  6. Step 6: Final answer
    x = 22,779.77

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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.