Home / 85,244.18-127,880.57-26,065.98

Finding the Fourth Proportional to 85,244.18, 127,880.57 and 26,065.98

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Solution

The fourth proportional to 85,244.18, 127,880.57 and 26,065.98 is: 39,103.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,244.18 : 127,880.57 = 26,065.98 : x
  2. Step 2: Convert to fraction form
    85,244.18/127,880.57 = 26,065.98/x
  3. Step 3: Cross multiply
    85,244.18x = 127,880.57 × 26,065.98
  4. Step 4: Simplify right side
    85,244.18x = 3,333,332,380.01
  5. Step 5: Solve for x
    x = 3,333,332,380.01/85,244.18
  6. Step 6: Final answer
    x = 39,103.34

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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.