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Finding the Fourth Proportional to 130,710.52, 196,047.24 and 41,952.54

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Solution

The fourth proportional to 130,710.52, 196,047.24 and 41,952.54 is: 62,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,710.52 : 196,047.24 = 41,952.54 : x
  2. Step 2: Convert to fraction form
    130,710.52/196,047.24 = 41,952.54/x
  3. Step 3: Cross multiply
    130,710.52x = 196,047.24 × 41,952.54
  4. Step 4: Simplify right side
    130,710.52x = 8,224,679,677.99
  5. Step 5: Solve for x
    x = 8,224,679,677.99/130,710.52
  6. Step 6: Final answer
    x = 62,922.86

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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.