Home / 126,950.16-175,190.82-70,361.58

Finding the Fourth Proportional to 126,950.16, 175,190.82 and 70,361.58

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Solution

The fourth proportional to 126,950.16, 175,190.82 and 70,361.58 is: 97,098.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,950.16 : 175,190.82 = 70,361.58 : x
  2. Step 2: Convert to fraction form
    126,950.16/175,190.82 = 70,361.58/x
  3. Step 3: Cross multiply
    126,950.16x = 175,190.82 × 70,361.58
  4. Step 4: Simplify right side
    126,950.16x = 12,326,702,896.70
  5. Step 5: Solve for x
    x = 12,326,702,896.70/126,950.16
  6. Step 6: Final answer
    x = 97,098.76

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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.