Home / 146,545.72-219,703.73-57,865.60

Finding the Fourth Proportional to 146,545.72, 219,703.73 and 57,865.60

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Solution

The fourth proportional to 146,545.72, 219,703.73 and 57,865.60 is: 86,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,545.72 : 219,703.73 = 57,865.60 : x
  2. Step 2: Convert to fraction form
    146,545.72/219,703.73 = 57,865.60/x
  3. Step 3: Cross multiply
    146,545.72x = 219,703.73 × 57,865.60
  4. Step 4: Simplify right side
    146,545.72x = 12,713,288,158.69
  5. Step 5: Solve for x
    x = 12,713,288,158.69/146,545.72
  6. Step 6: Final answer
    x = 86,753.05

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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.