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Finding the Fourth Proportional to 94,367.81, 130,228.49 and 51,927.26

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Solution

The fourth proportional to 94,367.81, 130,228.49 and 51,927.26 is: 71,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,367.81 : 130,228.49 = 51,927.26 : x
  2. Step 2: Convert to fraction form
    94,367.81/130,228.49 = 51,927.26/x
  3. Step 3: Cross multiply
    94,367.81x = 130,228.49 × 51,927.26
  4. Step 4: Simplify right side
    94,367.81x = 6,762,408,138.31
  5. Step 5: Solve for x
    x = 6,762,408,138.31/94,367.81
  6. Step 6: Final answer
    x = 71,660.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.