Home / 152,555.20-228,808.32-41,721.28

Finding the Fourth Proportional to 152,555.20, 228,808.32 and 41,721.28

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Solution

The fourth proportional to 152,555.20, 228,808.32 and 41,721.28 is: 62,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,555.20 : 228,808.32 = 41,721.28 : x
  2. Step 2: Convert to fraction form
    152,555.20/228,808.32 = 41,721.28/x
  3. Step 3: Cross multiply
    152,555.20x = 228,808.32 × 41,721.28
  4. Step 4: Simplify right side
    152,555.20x = 9,546,175,985.05
  5. Step 5: Solve for x
    x = 9,546,175,985.05/152,555.20
  6. Step 6: Final answer
    x = 62,575.23

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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.