Home / 74,141.30-111,206.40-26,756.39

Finding the Fourth Proportional to 74,141.30, 111,206.40 and 26,756.39

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Solution

The fourth proportional to 74,141.30, 111,206.40 and 26,756.39 is: 40,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,141.30 : 111,206.40 = 26,756.39 : x
  2. Step 2: Convert to fraction form
    74,141.30/111,206.40 = 26,756.39/x
  3. Step 3: Cross multiply
    74,141.30x = 111,206.40 × 26,756.39
  4. Step 4: Simplify right side
    74,141.30x = 2,975,481,252.86
  5. Step 5: Solve for x
    x = 2,975,481,252.86/74,141.30
  6. Step 6: Final answer
    x = 40,132.58

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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.