Home / 75,373.14-104,009.72-41,836.50

Finding the Fourth Proportional to 75,373.14, 104,009.72 and 41,836.50

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Solution

The fourth proportional to 75,373.14, 104,009.72 and 41,836.50 is: 57,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373.14 : 104,009.72 = 41,836.50 : x
  2. Step 2: Convert to fraction form
    75,373.14/104,009.72 = 41,836.50/x
  3. Step 3: Cross multiply
    75,373.14x = 104,009.72 × 41,836.50
  4. Step 4: Simplify right side
    75,373.14x = 4,351,402,650.78
  5. Step 5: Solve for x
    x = 4,351,402,650.78/75,373.14
  6. Step 6: Final answer
    x = 57,731.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.