Home / 144,614.22-216,914.91-39,433.20

Finding the Fourth Proportional to 144,614.22, 216,914.91 and 39,433.20

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Solution

The fourth proportional to 144,614.22, 216,914.91 and 39,433.20 is: 59,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,614.22 : 216,914.91 = 39,433.20 : x
  2. Step 2: Convert to fraction form
    144,614.22/216,914.91 = 39,433.20/x
  3. Step 3: Cross multiply
    144,614.22x = 216,914.91 × 39,433.20
  4. Step 4: Simplify right side
    144,614.22x = 8,553,649,029.01
  5. Step 5: Solve for x
    x = 8,553,649,029.01/144,614.22
  6. Step 6: Final answer
    x = 59,148.05

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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.