Home / 53,168.58-73,311.84-39,717.18

Finding the Fourth Proportional to 53,168.58, 73,311.84 and 39,717.18

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Solution

The fourth proportional to 53,168.58, 73,311.84 and 39,717.18 is: 54,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,168.58 : 73,311.84 = 39,717.18 : x
  2. Step 2: Convert to fraction form
    53,168.58/73,311.84 = 39,717.18/x
  3. Step 3: Cross multiply
    53,168.58x = 73,311.84 × 39,717.18
  4. Step 4: Simplify right side
    53,168.58x = 2,911,739,545.41
  5. Step 5: Solve for x
    x = 2,911,739,545.41/53,168.58
  6. Step 6: Final answer
    x = 54,764.29

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1.5x scale

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.