Home / 58,229.19-87,257.22-30,111.72

Finding the Fourth Proportional to 58,229.19, 87,257.22 and 30,111.72

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Solution

The fourth proportional to 58,229.19, 87,257.22 and 30,111.72 is: 45,122.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,229.19 : 87,257.22 = 30,111.72 : x
  2. Step 2: Convert to fraction form
    58,229.19/87,257.22 = 30,111.72/x
  3. Step 3: Cross multiply
    58,229.19x = 87,257.22 × 30,111.72
  4. Step 4: Simplify right side
    58,229.19x = 2,627,464,976.62
  5. Step 5: Solve for x
    x = 2,627,464,976.62/58,229.19
  6. Step 6: Final answer
    x = 45,122.82

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1.5x scale

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.