Home / 134,481.10-201,663.30-45,710.76

Finding the Fourth Proportional to 134,481.10, 201,663.30 and 45,710.76

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Solution

The fourth proportional to 134,481.10, 201,663.30 and 45,710.76 is: 68,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,481.10 : 201,663.30 = 45,710.76 : x
  2. Step 2: Convert to fraction form
    134,481.10/201,663.30 = 45,710.76/x
  3. Step 3: Cross multiply
    134,481.10x = 201,663.30 × 45,710.76
  4. Step 4: Simplify right side
    134,481.10x = 9,218,182,707.11
  5. Step 5: Solve for x
    x = 9,218,182,707.11/134,481.10
  6. Step 6: Final answer
    x = 68,546.31

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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.