Home / 112,468.24-155,200.08-62,164

Finding the Fourth Proportional to 112,468.24, 155,200.08 and 62,164

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Solution

The fourth proportional to 112,468.24, 155,200.08 and 62,164 is: 85,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,468.24 : 155,200.08 = 62,164 : x
  2. Step 2: Convert to fraction form
    112,468.24/155,200.08 = 62,164/x
  3. Step 3: Cross multiply
    112,468.24x = 155,200.08 × 62,164
  4. Step 4: Simplify right side
    112,468.24x = 9,647,857,773.12
  5. Step 5: Solve for x
    x = 9,647,857,773.12/112,468.24
  6. Step 6: Final answer
    x = 85,782.95

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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.