Home / 58,120.28-80,235.60-41,137.82

Finding the Fourth Proportional to 58,120.28, 80,235.60 and 41,137.82

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Solution

The fourth proportional to 58,120.28, 80,235.60 and 41,137.82 is: 56,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,120.28 : 80,235.60 = 41,137.82 : x
  2. Step 2: Convert to fraction form
    58,120.28/80,235.60 = 41,137.82/x
  3. Step 3: Cross multiply
    58,120.28x = 80,235.60 × 41,137.82
  4. Step 4: Simplify right side
    58,120.28x = 3,300,717,670.39
  5. Step 5: Solve for x
    x = 3,300,717,670.39/58,120.28
  6. Step 6: Final answer
    x = 56,791.15

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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.