Home / 113,364.28-169,996.80-43,194.40

Finding the Fourth Proportional to 113,364.28, 169,996.80 and 43,194.40

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Solution

The fourth proportional to 113,364.28, 169,996.80 and 43,194.40 is: 64,772.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,364.28 : 169,996.80 = 43,194.40 : x
  2. Step 2: Convert to fraction form
    113,364.28/169,996.80 = 43,194.40/x
  3. Step 3: Cross multiply
    113,364.28x = 169,996.80 × 43,194.40
  4. Step 4: Simplify right side
    113,364.28x = 7,342,909,777.92
  5. Step 5: Solve for x
    x = 7,342,909,777.92/113,364.28
  6. Step 6: Final answer
    x = 64,772.69

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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.