Home / 85,935.24-118,588.84-47,692.56

Finding the Fourth Proportional to 85,935.24, 118,588.84 and 47,692.56

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Solution

The fourth proportional to 85,935.24, 118,588.84 and 47,692.56 is: 65,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,935.24 : 118,588.84 = 47,692.56 : x
  2. Step 2: Convert to fraction form
    85,935.24/118,588.84 = 47,692.56/x
  3. Step 3: Cross multiply
    85,935.24x = 118,588.84 × 47,692.56
  4. Step 4: Simplify right side
    85,935.24x = 5,655,804,535.62
  5. Step 5: Solve for x
    x = 5,655,804,535.62/85,935.24
  6. Step 6: Final answer
    x = 65,814.73

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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.