Home / 155,247.60-214,179.48-97,868.04

Finding the Fourth Proportional to 155,247.60, 214,179.48 and 97,868.04

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Solution

The fourth proportional to 155,247.60, 214,179.48 and 97,868.04 is: 135,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,247.60 : 214,179.48 = 97,868.04 : x
  2. Step 2: Convert to fraction form
    155,247.60/214,179.48 = 97,868.04/x
  3. Step 3: Cross multiply
    155,247.60x = 214,179.48 × 97,868.04
  4. Step 4: Simplify right side
    155,247.60x = 20,961,325,915.82
  5. Step 5: Solve for x
    x = 20,961,325,915.82/155,247.60
  6. Step 6: Final answer
    x = 135,018.68

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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.