Home / 58,832.28-81,188.19-31,974.21

Finding the Fourth Proportional to 58,832.28, 81,188.19 and 31,974.21

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Solution

The fourth proportional to 58,832.28, 81,188.19 and 31,974.21 is: 44,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,832.28 : 81,188.19 = 31,974.21 : x
  2. Step 2: Convert to fraction form
    58,832.28/81,188.19 = 31,974.21/x
  3. Step 3: Cross multiply
    58,832.28x = 81,188.19 × 31,974.21
  4. Step 4: Simplify right side
    58,832.28x = 2,595,928,236.58
  5. Step 5: Solve for x
    x = 2,595,928,236.58/58,832.28
  6. Step 6: Final answer
    x = 44,124.22

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1.5x scale

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.