Home / 88,776.66-133,181.31-26,440.02

Finding the Fourth Proportional to 88,776.66, 133,181.31 and 26,440.02

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Solution

The fourth proportional to 88,776.66, 133,181.31 and 26,440.02 is: 39,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,776.66 : 133,181.31 = 26,440.02 : x
  2. Step 2: Convert to fraction form
    88,776.66/133,181.31 = 26,440.02/x
  3. Step 3: Cross multiply
    88,776.66x = 133,181.31 × 26,440.02
  4. Step 4: Simplify right side
    88,776.66x = 3,521,316,500.03
  5. Step 5: Solve for x
    x = 3,521,316,500.03/88,776.66
  6. Step 6: Final answer
    x = 39,664.89

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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.