Home / 146,251.07-219,457.65-71,371.83

Finding the Fourth Proportional to 146,251.07, 219,457.65 and 71,371.83

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Solution

The fourth proportional to 146,251.07, 219,457.65 and 71,371.83 is: 107,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,251.07 : 219,457.65 = 71,371.83 : x
  2. Step 2: Convert to fraction form
    146,251.07/219,457.65 = 71,371.83/x
  3. Step 3: Cross multiply
    146,251.07x = 219,457.65 × 71,371.83
  4. Step 4: Simplify right side
    146,251.07x = 15,663,095,178.61
  5. Step 5: Solve for x
    x = 15,663,095,178.61/146,251.07
  6. Step 6: Final answer
    x = 107,097.30

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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.