Home / 88,775.16-133,179.06-26,438.52

Finding the Fourth Proportional to 88,775.16, 133,179.06 and 26,438.52

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Solution

The fourth proportional to 88,775.16, 133,179.06 and 26,438.52 is: 39,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,775.16 : 133,179.06 = 26,438.52 : x
  2. Step 2: Convert to fraction form
    88,775.16/133,179.06 = 26,438.52/x
  3. Step 3: Cross multiply
    88,775.16x = 133,179.06 × 26,438.52
  4. Step 4: Simplify right side
    88,775.16x = 3,521,057,241.39
  5. Step 5: Solve for x
    x = 3,521,057,241.39/88,775.16
  6. Step 6: Final answer
    x = 39,662.64

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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.