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Finding the Fourth Proportional to 94,846.38, 130,890.65 and 52,407.65

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Solution

The fourth proportional to 94,846.38, 130,890.65 and 52,407.65 is: 72,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,846.38 : 130,890.65 = 52,407.65 : x
  2. Step 2: Convert to fraction form
    94,846.38/130,890.65 = 52,407.65/x
  3. Step 3: Cross multiply
    94,846.38x = 130,890.65 × 52,407.65
  4. Step 4: Simplify right side
    94,846.38x = 6,859,670,456.98
  5. Step 5: Solve for x
    x = 6,859,670,456.98/94,846.38
  6. Step 6: Final answer
    x = 72,324.01

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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.