Home / 228,073.48-342,116.22-108,102.28

Finding the Fourth Proportional to 228,073.48, 342,116.22 and 108,102.28

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Solution

The fourth proportional to 228,073.48, 342,116.22 and 108,102.28 is: 162,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,073.48 : 342,116.22 = 108,102.28 : x
  2. Step 2: Convert to fraction form
    228,073.48/342,116.22 = 108,102.28/x
  3. Step 3: Cross multiply
    228,073.48x = 342,116.22 × 108,102.28
  4. Step 4: Simplify right side
    228,073.48x = 36,983,543,406.98
  5. Step 5: Solve for x
    x = 36,983,543,406.98/228,073.48
  6. Step 6: Final answer
    x = 162,156.26

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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.