Home / 89,994.66-124,208.58-51,751.26

Finding the Fourth Proportional to 89,994.66, 124,208.58 and 51,751.26

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Solution

The fourth proportional to 89,994.66, 124,208.58 and 51,751.26 is: 71,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,994.66 : 124,208.58 = 51,751.26 : x
  2. Step 2: Convert to fraction form
    89,994.66/124,208.58 = 51,751.26/x
  3. Step 3: Cross multiply
    89,994.66x = 124,208.58 × 51,751.26
  4. Step 4: Simplify right side
    89,994.66x = 6,427,950,517.81
  5. Step 5: Solve for x
    x = 6,427,950,517.81/89,994.66
  6. Step 6: Final answer
    x = 71,425.91

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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.