Home / 146,169.36-219,276.90-61,929.72

Finding the Fourth Proportional to 146,169.36, 219,276.90 and 61,929.72

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Solution

The fourth proportional to 146,169.36, 219,276.90 and 61,929.72 is: 92,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,169.36 : 219,276.90 = 61,929.72 : x
  2. Step 2: Convert to fraction form
    146,169.36/219,276.90 = 61,929.72/x
  3. Step 3: Cross multiply
    146,169.36x = 219,276.90 × 61,929.72
  4. Step 4: Simplify right side
    146,169.36x = 13,579,757,019.47
  5. Step 5: Solve for x
    x = 13,579,757,019.47/146,169.36
  6. Step 6: Final answer
    x = 92,904.27

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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.