Home / 55,227.40-76,214.82-30,077.32

Finding the Fourth Proportional to 55,227.40, 76,214.82 and 30,077.32

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Solution

The fourth proportional to 55,227.40, 76,214.82 and 30,077.32 is: 41,507.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,227.40 : 76,214.82 = 30,077.32 : x
  2. Step 2: Convert to fraction form
    55,227.40/76,214.82 = 30,077.32/x
  3. Step 3: Cross multiply
    55,227.40x = 76,214.82 × 30,077.32
  4. Step 4: Simplify right side
    55,227.40x = 2,292,337,529.88
  5. Step 5: Solve for x
    x = 2,292,337,529.88/55,227.40
  6. Step 6: Final answer
    x = 41,507.25

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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.