Home / 70,731.06-106,097.91-56,625.57

Finding the Fourth Proportional to 70,731.06, 106,097.91 and 56,625.57

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Solution

The fourth proportional to 70,731.06, 106,097.91 and 56,625.57 is: 84,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,731.06 : 106,097.91 = 56,625.57 : x
  2. Step 2: Convert to fraction form
    70,731.06/106,097.91 = 56,625.57/x
  3. Step 3: Cross multiply
    70,731.06x = 106,097.91 × 56,625.57
  4. Step 4: Simplify right side
    70,731.06x = 6,007,854,629.56
  5. Step 5: Solve for x
    x = 6,007,854,629.56/70,731.06
  6. Step 6: Final answer
    x = 84,939.41

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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.