Home / 146,495.25-219,589.65-67,661.19

Finding the Fourth Proportional to 146,495.25, 219,589.65 and 67,661.19

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Solution

The fourth proportional to 146,495.25, 219,589.65 and 67,661.19 is: 101,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,495.25 : 219,589.65 = 67,661.19 : x
  2. Step 2: Convert to fraction form
    146,495.25/219,589.65 = 67,661.19/x
  3. Step 3: Cross multiply
    146,495.25x = 219,589.65 × 67,661.19
  4. Step 4: Simplify right side
    146,495.25x = 14,857,697,030.68
  5. Step 5: Solve for x
    x = 14,857,697,030.68/146,495.25
  6. Step 6: Final answer
    x = 101,421.02

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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.