Home / 75,731.79-113,472.09-46,059.87

Finding the Fourth Proportional to 75,731.79, 113,472.09 and 46,059.87

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Solution

The fourth proportional to 75,731.79, 113,472.09 and 46,059.87 is: 69,013.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,731.79 : 113,472.09 = 46,059.87 : x
  2. Step 2: Convert to fraction form
    75,731.79/113,472.09 = 46,059.87/x
  3. Step 3: Cross multiply
    75,731.79x = 113,472.09 × 46,059.87
  4. Step 4: Simplify right side
    75,731.79x = 5,226,509,714.03
  5. Step 5: Solve for x
    x = 5,226,509,714.03/75,731.79
  6. Step 6: Final answer
    x = 69,013.42

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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.