Home / 88,819.98-133,238.13-25,639.29

Finding the Fourth Proportional to 88,819.98, 133,238.13 and 25,639.29

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Solution

The fourth proportional to 88,819.98, 133,238.13 and 25,639.29 is: 38,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,819.98 : 133,238.13 = 25,639.29 : x
  2. Step 2: Convert to fraction form
    88,819.98/133,238.13 = 25,639.29/x
  3. Step 3: Cross multiply
    88,819.98x = 133,238.13 × 25,639.29
  4. Step 4: Simplify right side
    88,819.98x = 3,416,131,054.13
  5. Step 5: Solve for x
    x = 3,416,131,054.13/88,819.98
  6. Step 6: Final answer
    x = 38,461.29

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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.