Home / 85,166.66-127,769.96-26,002.34

Finding the Fourth Proportional to 85,166.66, 127,769.96 and 26,002.34

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Solution

The fourth proportional to 85,166.66, 127,769.96 and 26,002.34 is: 39,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,166.66 : 127,769.96 = 26,002.34 : x
  2. Step 2: Convert to fraction form
    85,166.66/127,769.96 = 26,002.34/x
  3. Step 3: Cross multiply
    85,166.66x = 127,769.96 × 26,002.34
  4. Step 4: Simplify right side
    85,166.66x = 3,322,317,941.71
  5. Step 5: Solve for x
    x = 3,322,317,941.71/85,166.66
  6. Step 6: Final answer
    x = 39,009.61

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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.