Home / 74,148.48-111,221.64-24,270.84

Finding the Fourth Proportional to 74,148.48, 111,221.64 and 24,270.84

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Solution

The fourth proportional to 74,148.48, 111,221.64 and 24,270.84 is: 36,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,148.48 : 111,221.64 = 24,270.84 : x
  2. Step 2: Convert to fraction form
    74,148.48/111,221.64 = 24,270.84/x
  3. Step 3: Cross multiply
    74,148.48x = 111,221.64 × 24,270.84
  4. Step 4: Simplify right side
    74,148.48x = 2,699,442,628.98
  5. Step 5: Solve for x
    x = 2,699,442,628.98/74,148.48
  6. Step 6: Final answer
    x = 36,405.91

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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.