Home / 116,729.60-175,094.40-109,817.60

Finding the Fourth Proportional to 116,729.60, 175,094.40 and 109,817.60

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Solution

The fourth proportional to 116,729.60, 175,094.40 and 109,817.60 is: 164,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,729.60 : 175,094.40 = 109,817.60 : x
  2. Step 2: Convert to fraction form
    116,729.60/175,094.40 = 109,817.60/x
  3. Step 3: Cross multiply
    116,729.60x = 175,094.40 × 109,817.60
  4. Step 4: Simplify right side
    116,729.60x = 19,228,446,781.44
  5. Step 5: Solve for x
    x = 19,228,446,781.44/116,729.60
  6. Step 6: Final answer
    x = 164,726.40

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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.