Home / 155,265.60-214,204.32-97,886.04

Finding the Fourth Proportional to 155,265.60, 214,204.32 and 97,886.04

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Solution

The fourth proportional to 155,265.60, 214,204.32 and 97,886.04 is: 135,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,265.60 : 214,204.32 = 97,886.04 : x
  2. Step 2: Convert to fraction form
    155,265.60/214,204.32 = 97,886.04/x
  3. Step 3: Cross multiply
    155,265.60x = 214,204.32 × 97,886.04
  4. Step 4: Simplify right side
    155,265.60x = 20,967,612,635.69
  5. Step 5: Solve for x
    x = 20,967,612,635.69/155,265.60
  6. Step 6: Final answer
    x = 135,043.52

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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.