Home / 107,976.54-149,005.89-60,228.66

Finding the Fourth Proportional to 107,976.54, 149,005.89 and 60,228.66

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Solution

The fourth proportional to 107,976.54, 149,005.89 and 60,228.66 is: 83,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,976.54 : 149,005.89 = 60,228.66 : x
  2. Step 2: Convert to fraction form
    107,976.54/149,005.89 = 60,228.66/x
  3. Step 3: Cross multiply
    107,976.54x = 149,005.89 × 60,228.66
  4. Step 4: Simplify right side
    107,976.54x = 8,974,425,086.81
  5. Step 5: Solve for x
    x = 8,974,425,086.81/107,976.54
  6. Step 6: Final answer
    x = 83,114.58

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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.