Home / 88,845.19-133,290.87-26,515.69

Finding the Fourth Proportional to 88,845.19, 133,290.87 and 26,515.69

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Solution

The fourth proportional to 88,845.19, 133,290.87 and 26,515.69 is: 39,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,845.19 : 133,290.87 = 26,515.69 : x
  2. Step 2: Convert to fraction form
    88,845.19/133,290.87 = 26,515.69/x
  3. Step 3: Cross multiply
    88,845.19x = 133,290.87 × 26,515.69
  4. Step 4: Simplify right side
    88,845.19x = 3,534,298,956.09
  5. Step 5: Solve for x
    x = 3,534,298,956.09/88,845.19
  6. Step 6: Final answer
    x = 39,780.42

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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.