Home / 75,945.54-113,853.69-46,384.11

Finding the Fourth Proportional to 75,945.54, 113,853.69 and 46,384.11

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Solution

The fourth proportional to 75,945.54, 113,853.69 and 46,384.11 is: 69,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,945.54 : 113,853.69 = 46,384.11 : x
  2. Step 2: Convert to fraction form
    75,945.54/113,853.69 = 46,384.11/x
  3. Step 3: Cross multiply
    75,945.54x = 113,853.69 × 46,384.11
  4. Step 4: Simplify right side
    75,945.54x = 5,281,002,080.87
  5. Step 5: Solve for x
    x = 5,281,002,080.87/75,945.54
  6. Step 6: Final answer
    x = 69,536.70

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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.