Home / 102,835.60-154,265.72-36,261.96

Finding the Fourth Proportional to 102,835.60, 154,265.72 and 36,261.96

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Solution

The fourth proportional to 102,835.60, 154,265.72 and 36,261.96 is: 54,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,835.60 : 154,265.72 = 36,261.96 : x
  2. Step 2: Convert to fraction form
    102,835.60/154,265.72 = 36,261.96/x
  3. Step 3: Cross multiply
    102,835.60x = 154,265.72 × 36,261.96
  4. Step 4: Simplify right side
    102,835.60x = 5,593,977,368.01
  5. Step 5: Solve for x
    x = 5,593,977,368.01/102,835.60
  6. Step 6: Final answer
    x = 54,397.28

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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.