Home / 83,631.08-125,268.91-56,629.83

Finding the Fourth Proportional to 83,631.08, 125,268.91 and 56,629.83

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Solution

The fourth proportional to 83,631.08, 125,268.91 and 56,629.83 is: 84,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,631.08 : 125,268.91 = 56,629.83 : x
  2. Step 2: Convert to fraction form
    83,631.08/125,268.91 = 56,629.83/x
  3. Step 3: Cross multiply
    83,631.08x = 125,268.91 × 56,629.83
  4. Step 4: Simplify right side
    83,631.08x = 7,093,957,077.59
  5. Step 5: Solve for x
    x = 7,093,957,077.59/83,631.08
  6. Step 6: Final answer
    x = 84,824.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.