Home / 57,468.77-79,305.39-31,975.19

Finding the Fourth Proportional to 57,468.77, 79,305.39 and 31,975.19

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Solution

The fourth proportional to 57,468.77, 79,305.39 and 31,975.19 is: 44,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468.77 : 79,305.39 = 31,975.19 : x
  2. Step 2: Convert to fraction form
    57,468.77/79,305.39 = 31,975.19/x
  3. Step 3: Cross multiply
    57,468.77x = 79,305.39 × 31,975.19
  4. Step 4: Simplify right side
    57,468.77x = 2,535,804,913.27
  5. Step 5: Solve for x
    x = 2,535,804,913.27/57,468.77
  6. Step 6: Final answer
    x = 44,124.92

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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.