Home / 85,862.58-118,497.24-47,625.90

Finding the Fourth Proportional to 85,862.58, 118,497.24 and 47,625.90

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Solution

The fourth proportional to 85,862.58, 118,497.24 and 47,625.90 is: 65,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,862.58 : 118,497.24 = 47,625.90 : x
  2. Step 2: Convert to fraction form
    85,862.58/118,497.24 = 47,625.90/x
  3. Step 3: Cross multiply
    85,862.58x = 118,497.24 × 47,625.90
  4. Step 4: Simplify right side
    85,862.58x = 5,643,537,702.52
  5. Step 5: Solve for x
    x = 5,643,537,702.52/85,862.58
  6. Step 6: Final answer
    x = 65,727.56

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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.