Home / 146,304.15-219,486.87-83,153.58

Finding the Fourth Proportional to 146,304.15, 219,486.87 and 83,153.58

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Solution

The fourth proportional to 146,304.15, 219,486.87 and 83,153.58 is: 124,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,304.15 : 219,486.87 = 83,153.58 : x
  2. Step 2: Convert to fraction form
    146,304.15/219,486.87 = 83,153.58/x
  3. Step 3: Cross multiply
    146,304.15x = 219,486.87 × 83,153.58
  4. Step 4: Simplify right side
    146,304.15x = 18,251,119,003.49
  5. Step 5: Solve for x
    x = 18,251,119,003.49/146,304.15
  6. Step 6: Final answer
    x = 124,747.79

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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.