Home / 74,253.59-111,114.31-64,292.69

Finding the Fourth Proportional to 74,253.59, 111,114.31 and 64,292.69

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Solution

The fourth proportional to 74,253.59, 111,114.31 and 64,292.69 is: 96,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,253.59 : 111,114.31 = 64,292.69 : x
  2. Step 2: Convert to fraction form
    74,253.59/111,114.31 = 64,292.69/x
  3. Step 3: Cross multiply
    74,253.59x = 111,114.31 × 64,292.69
  4. Step 4: Simplify right side
    74,253.59x = 7,143,837,887.39
  5. Step 5: Solve for x
    x = 7,143,837,887.39/74,253.59
  6. Step 6: Final answer
    x = 96,208.65

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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.