Home / 91,193.16-136,696.20-35,018.15

Finding the Fourth Proportional to 91,193.16, 136,696.20 and 35,018.15

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Solution

The fourth proportional to 91,193.16, 136,696.20 and 35,018.15 is: 52,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,193.16 : 136,696.20 = 35,018.15 : x
  2. Step 2: Convert to fraction form
    91,193.16/136,696.20 = 35,018.15/x
  3. Step 3: Cross multiply
    91,193.16x = 136,696.20 × 35,018.15
  4. Step 4: Simplify right side
    91,193.16x = 4,786,847,352.55
  5. Step 5: Solve for x
    x = 4,786,847,352.55/91,193.16
  6. Step 6: Final answer
    x = 52,491.30

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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.