Home / 55,977.18-77,141.19-35,798.91

Finding the Fourth Proportional to 55,977.18, 77,141.19 and 35,798.91

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Solution

The fourth proportional to 55,977.18, 77,141.19 and 35,798.91 is: 49,333.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,977.18 : 77,141.19 = 35,798.91 : x
  2. Step 2: Convert to fraction form
    55,977.18/77,141.19 = 35,798.91/x
  3. Step 3: Cross multiply
    55,977.18x = 77,141.19 × 35,798.91
  4. Step 4: Simplify right side
    55,977.18x = 2,761,570,494.94
  5. Step 5: Solve for x
    x = 2,761,570,494.94/55,977.18
  6. Step 6: Final answer
    x = 49,333.87

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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.