Home / 71,760.20-107,515.02-46,760.36

Finding the Fourth Proportional to 71,760.20, 107,515.02 and 46,760.36

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Solution

The fourth proportional to 71,760.20, 107,515.02 and 46,760.36 is: 70,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,760.20 : 107,515.02 = 46,760.36 : x
  2. Step 2: Convert to fraction form
    71,760.20/107,515.02 = 46,760.36/x
  3. Step 3: Cross multiply
    71,760.20x = 107,515.02 × 46,760.36
  4. Step 4: Simplify right side
    71,760.20x = 5,027,441,040.61
  5. Step 5: Solve for x
    x = 5,027,441,040.61/71,760.20
  6. Step 6: Final answer
    x = 70,058.91

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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.