Home / 146,462.70-219,499.65-76,323.18

Finding the Fourth Proportional to 146,462.70, 219,499.65 and 76,323.18

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Solution

The fourth proportional to 146,462.70, 219,499.65 and 76,323.18 is: 114,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,462.70 : 219,499.65 = 76,323.18 : x
  2. Step 2: Convert to fraction form
    146,462.70/219,499.65 = 76,323.18/x
  3. Step 3: Cross multiply
    146,462.70x = 219,499.65 × 76,323.18
  4. Step 4: Simplify right side
    146,462.70x = 16,752,911,296.89
  5. Step 5: Solve for x
    x = 16,752,911,296.89/146,462.70
  6. Step 6: Final answer
    x = 114,383.47

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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.