Home / 146,218.43-219,335.44-46,386.61

Finding the Fourth Proportional to 146,218.43, 219,335.44 and 46,386.61

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Solution

The fourth proportional to 146,218.43, 219,335.44 and 46,386.61 is: 69,582.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,218.43 : 219,335.44 = 46,386.61 : x
  2. Step 2: Convert to fraction form
    146,218.43/219,335.44 = 46,386.61/x
  3. Step 3: Cross multiply
    146,218.43x = 219,335.44 × 46,386.61
  4. Step 4: Simplify right side
    146,218.43x = 10,174,226,417.78
  5. Step 5: Solve for x
    x = 10,174,226,417.78/146,218.43
  6. Step 6: Final answer
    x = 69,582.38

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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.