Home / 146,505.28-219,826.29-51,807.18

Finding the Fourth Proportional to 146,505.28, 219,826.29 and 51,807.18

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Solution

The fourth proportional to 146,505.28, 219,826.29 and 51,807.18 is: 77,734.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,505.28 : 219,826.29 = 51,807.18 : x
  2. Step 2: Convert to fraction form
    146,505.28/219,826.29 = 51,807.18/x
  3. Step 3: Cross multiply
    146,505.28x = 219,826.29 × 51,807.18
  4. Step 4: Simplify right side
    146,505.28x = 11,388,580,174.76
  5. Step 5: Solve for x
    x = 11,388,580,174.76/146,505.28
  6. Step 6: Final answer
    x = 77,734.95

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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.