Home / 85,553.60-118,064.24-47,827.85

Finding the Fourth Proportional to 85,553.60, 118,064.24 and 47,827.85

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Solution

The fourth proportional to 85,553.60, 118,064.24 and 47,827.85 is: 66,002.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,553.60 : 118,064.24 = 47,827.85 : x
  2. Step 2: Convert to fraction form
    85,553.60/118,064.24 = 47,827.85/x
  3. Step 3: Cross multiply
    85,553.60x = 118,064.24 × 47,827.85
  4. Step 4: Simplify right side
    85,553.60x = 5,646,757,931.62
  5. Step 5: Solve for x
    x = 5,646,757,931.62/85,553.60
  6. Step 6: Final answer
    x = 66,002.58

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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.