Home / 132,448.48-198,697.20-43,708.16

Finding the Fourth Proportional to 132,448.48, 198,697.20 and 43,708.16

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Solution

The fourth proportional to 132,448.48, 198,697.20 and 43,708.16 is: 65,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,448.48 : 198,697.20 = 43,708.16 : x
  2. Step 2: Convert to fraction form
    132,448.48/198,697.20 = 43,708.16/x
  3. Step 3: Cross multiply
    132,448.48x = 198,697.20 × 43,708.16
  4. Step 4: Simplify right side
    132,448.48x = 8,684,689,009.15
  5. Step 5: Solve for x
    x = 8,684,689,009.15/132,448.48
  6. Step 6: Final answer
    x = 65,570.32

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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.