Home / 146,035.53-219,076.79-57,240.90

Finding the Fourth Proportional to 146,035.53, 219,076.79 and 57,240.90

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Solution

The fourth proportional to 146,035.53, 219,076.79 and 57,240.90 is: 85,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,035.53 : 219,076.79 = 57,240.90 : x
  2. Step 2: Convert to fraction form
    146,035.53/219,076.79 = 57,240.90/x
  3. Step 3: Cross multiply
    146,035.53x = 219,076.79 × 57,240.90
  4. Step 4: Simplify right side
    146,035.53x = 12,540,152,342.51
  5. Step 5: Solve for x
    x = 12,540,152,342.51/146,035.53
  6. Step 6: Final answer
    x = 85,870.56

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1.5x scale

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.