Home / 55,846.85-77,069.25-30,353.22

Finding the Fourth Proportional to 55,846.85, 77,069.25 and 30,353.22

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Solution

The fourth proportional to 55,846.85, 77,069.25 and 30,353.22 is: 41,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,846.85 : 77,069.25 = 30,353.22 : x
  2. Step 2: Convert to fraction form
    55,846.85/77,069.25 = 30,353.22/x
  3. Step 3: Cross multiply
    55,846.85x = 77,069.25 × 30,353.22
  4. Step 4: Simplify right side
    55,846.85x = 2,339,299,900.49
  5. Step 5: Solve for x
    x = 2,339,299,900.49/55,846.85
  6. Step 6: Final answer
    x = 41,887.77

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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.