Home / 53,368.91-73,649.31-29,170.35

Finding the Fourth Proportional to 53,368.91, 73,649.31 and 29,170.35

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Solution

The fourth proportional to 53,368.91, 73,649.31 and 29,170.35 is: 40,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,368.91 : 73,649.31 = 29,170.35 : x
  2. Step 2: Convert to fraction form
    53,368.91/73,649.31 = 29,170.35/x
  3. Step 3: Cross multiply
    53,368.91x = 73,649.31 × 29,170.35
  4. Step 4: Simplify right side
    53,368.91x = 2,148,376,149.96
  5. Step 5: Solve for x
    x = 2,148,376,149.96/53,368.91
  6. Step 6: Final answer
    x = 40,255.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.