Home / 88,033.10-131,903.85-74,911.10

Finding the Fourth Proportional to 88,033.10, 131,903.85 and 74,911.10

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Solution

The fourth proportional to 88,033.10, 131,903.85 and 74,911.10 is: 112,242.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,033.10 : 131,903.85 = 74,911.10 : x
  2. Step 2: Convert to fraction form
    88,033.10/131,903.85 = 74,911.10/x
  3. Step 3: Cross multiply
    88,033.10x = 131,903.85 × 74,911.10
  4. Step 4: Simplify right side
    88,033.10x = 9,881,062,497.74
  5. Step 5: Solve for x
    x = 9,881,062,497.74/88,033.10
  6. Step 6: Final answer
    x = 112,242.58

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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.