Home / 76,917.08-106,150.92-42,932.22

Finding the Fourth Proportional to 76,917.08, 106,150.92 and 42,932.22

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Solution

The fourth proportional to 76,917.08, 106,150.92 and 42,932.22 is: 59,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,917.08 : 106,150.92 = 42,932.22 : x
  2. Step 2: Convert to fraction form
    76,917.08/106,150.92 = 42,932.22/x
  3. Step 3: Cross multiply
    76,917.08x = 106,150.92 × 42,932.22
  4. Step 4: Simplify right side
    76,917.08x = 4,557,294,650.64
  5. Step 5: Solve for x
    x = 4,557,294,650.64/76,917.08
  6. Step 6: Final answer
    x = 59,249.45

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1.5x scale

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.