Home / 55,939.56-77,157.28-36,813.22

Finding the Fourth Proportional to 55,939.56, 77,157.28 and 36,813.22

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Solution

The fourth proportional to 55,939.56, 77,157.28 and 36,813.22 is: 50,776.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,939.56 : 77,157.28 = 36,813.22 : x
  2. Step 2: Convert to fraction form
    55,939.56/77,157.28 = 36,813.22/x
  3. Step 3: Cross multiply
    55,939.56x = 77,157.28 × 36,813.22
  4. Step 4: Simplify right side
    55,939.56x = 2,840,407,923.24
  5. Step 5: Solve for x
    x = 2,840,407,923.24/55,939.56
  6. Step 6: Final answer
    x = 50,776.37

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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.