Home / 52,990.13-73,126.43-29,118.22

Finding the Fourth Proportional to 52,990.13, 73,126.43 and 29,118.22

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Solution

The fourth proportional to 52,990.13, 73,126.43 and 29,118.22 is: 40,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.13 : 73,126.43 = 29,118.22 : x
  2. Step 2: Convert to fraction form
    52,990.13/73,126.43 = 29,118.22/x
  3. Step 3: Cross multiply
    52,990.13x = 73,126.43 × 29,118.22
  4. Step 4: Simplify right side
    52,990.13x = 2,129,311,366.53
  5. Step 5: Solve for x
    x = 2,129,311,366.53/52,990.13
  6. Step 6: Final answer
    x = 40,183.17

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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.