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Finding the Fourth Proportional to 74,036, 111,065.54 and 24,104.31

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Solution

The fourth proportional to 74,036, 111,065.54 and 24,104.31 is: 36,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,036 : 111,065.54 = 24,104.31 : x
  2. Step 2: Convert to fraction form
    74,036/111,065.54 = 24,104.31/x
  3. Step 3: Cross multiply
    74,036x = 111,065.54 × 24,104.31
  4. Step 4: Simplify right side
    74,036x = 2,677,158,206.48
  5. Step 5: Solve for x
    x = 2,677,158,206.48/74,036
  6. Step 6: Final answer
    x = 36,160.22

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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.