Home / 113,200.80-169,829.60-43,041.76

Finding the Fourth Proportional to 113,200.80, 169,829.60 and 43,041.76

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Solution

The fourth proportional to 113,200.80, 169,829.60 and 43,041.76 is: 64,573.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,200.80 : 169,829.60 = 43,041.76 : x
  2. Step 2: Convert to fraction form
    113,200.80/169,829.60 = 43,041.76/x
  3. Step 3: Cross multiply
    113,200.80x = 169,829.60 × 43,041.76
  4. Step 4: Simplify right side
    113,200.80x = 7,309,764,884.10
  5. Step 5: Solve for x
    x = 7,309,764,884.10/113,200.80
  6. Step 6: Final answer
    x = 64,573.44

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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.