Home / 71,931.88-99,265.68-41,723.32

Finding the Fourth Proportional to 71,931.88, 99,265.68 and 41,723.32

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Solution

The fourth proportional to 71,931.88, 99,265.68 and 41,723.32 is: 57,578.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,931.88 : 99,265.68 = 41,723.32 : x
  2. Step 2: Convert to fraction form
    71,931.88/99,265.68 = 41,723.32/x
  3. Step 3: Cross multiply
    71,931.88x = 99,265.68 × 41,723.32
  4. Step 4: Simplify right side
    71,931.88x = 4,141,693,731.66
  5. Step 5: Solve for x
    x = 4,141,693,731.66/71,931.88
  6. Step 6: Final answer
    x = 57,578.00

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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.