Home / 161,777.60-242,654.58-55,152.74

Finding the Fourth Proportional to 161,777.60, 242,654.58 and 55,152.74

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Solution

The fourth proportional to 161,777.60, 242,654.58 and 55,152.74 is: 82,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,777.60 : 242,654.58 = 55,152.74 : x
  2. Step 2: Convert to fraction form
    161,777.60/242,654.58 = 55,152.74/x
  3. Step 3: Cross multiply
    161,777.60x = 242,654.58 × 55,152.74
  4. Step 4: Simplify right side
    161,777.60x = 13,383,064,960.55
  5. Step 5: Solve for x
    x = 13,383,064,960.55/161,777.60
  6. Step 6: Final answer
    x = 82,725.08

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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.