Home / 97,895.26-135,160.46-75,193.66

Finding the Fourth Proportional to 97,895.26, 135,160.46 and 75,193.66

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Solution

The fourth proportional to 97,895.26, 135,160.46 and 75,193.66 is: 103,817.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,895.26 : 135,160.46 = 75,193.66 : x
  2. Step 2: Convert to fraction form
    97,895.26/135,160.46 = 75,193.66/x
  3. Step 3: Cross multiply
    97,895.26x = 135,160.46 × 75,193.66
  4. Step 4: Simplify right side
    97,895.26x = 10,163,209,674.68
  5. Step 5: Solve for x
    x = 10,163,209,674.68/97,895.26
  6. Step 6: Final answer
    x = 103,817.18

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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.