Home / 73,451.40-110,177.10-69,822.60

Finding the Fourth Proportional to 73,451.40, 110,177.10 and 69,822.60

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Solution

The fourth proportional to 73,451.40, 110,177.10 and 69,822.60 is: 104,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,451.40 : 110,177.10 = 69,822.60 : x
  2. Step 2: Convert to fraction form
    73,451.40/110,177.10 = 69,822.60/x
  3. Step 3: Cross multiply
    73,451.40x = 110,177.10 × 69,822.60
  4. Step 4: Simplify right side
    73,451.40x = 7,692,851,582.46
  5. Step 5: Solve for x
    x = 7,692,851,582.46/73,451.40
  6. Step 6: Final answer
    x = 104,733.90

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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.