Home / 53,116.43-79,625.43-26,790.62

Finding the Fourth Proportional to 53,116.43, 79,625.43 and 26,790.62

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Solution

The fourth proportional to 53,116.43, 79,625.43 and 26,790.62 is: 40,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,116.43 : 79,625.43 = 26,790.62 : x
  2. Step 2: Convert to fraction form
    53,116.43/79,625.43 = 26,790.62/x
  3. Step 3: Cross multiply
    53,116.43x = 79,625.43 × 26,790.62
  4. Step 4: Simplify right side
    53,116.43x = 2,133,214,239.34
  5. Step 5: Solve for x
    x = 2,133,214,239.34/53,116.43
  6. Step 6: Final answer
    x = 40,161.10

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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.