Home / 146,929.68-220,262.40-53,370

Finding the Fourth Proportional to 146,929.68, 220,262.40 and 53,370

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Solution

The fourth proportional to 146,929.68, 220,262.40 and 53,370 is: 80,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,929.68 : 220,262.40 = 53,370 : x
  2. Step 2: Convert to fraction form
    146,929.68/220,262.40 = 53,370/x
  3. Step 3: Cross multiply
    146,929.68x = 220,262.40 × 53,370
  4. Step 4: Simplify right side
    146,929.68x = 11,755,404,288
  5. Step 5: Solve for x
    x = 11,755,404,288/146,929.68
  6. Step 6: Final answer
    x = 80,007.01

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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.