Home / 146,246.18-219,341.52-71,290.94

Finding the Fourth Proportional to 146,246.18, 219,341.52 and 71,290.94

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Solution

The fourth proportional to 146,246.18, 219,341.52 and 71,290.94 is: 106,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,246.18 : 219,341.52 = 71,290.94 : x
  2. Step 2: Convert to fraction form
    146,246.18/219,341.52 = 71,290.94/x
  3. Step 3: Cross multiply
    146,246.18x = 219,341.52 × 71,290.94
  4. Step 4: Simplify right side
    146,246.18x = 15,637,062,045.12
  5. Step 5: Solve for x
    x = 15,637,062,045.12/146,246.18
  6. Step 6: Final answer
    x = 106,922.88

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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.