Home / 88,932.53-133,492.68-86,924.54

Finding the Fourth Proportional to 88,932.53, 133,492.68 and 86,924.54

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Solution

The fourth proportional to 88,932.53, 133,492.68 and 86,924.54 is: 130,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,932.53 : 133,492.68 = 86,924.54 : x
  2. Step 2: Convert to fraction form
    88,932.53/133,492.68 = 86,924.54/x
  3. Step 3: Cross multiply
    88,932.53x = 133,492.68 × 86,924.54
  4. Step 4: Simplify right side
    88,932.53x = 11,603,789,134.90
  5. Step 5: Solve for x
    x = 11,603,789,134.90/88,932.53
  6. Step 6: Final answer
    x = 130,478.58

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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.