Home / 179,725.12-247,926.82-145,773.16

Finding the Fourth Proportional to 179,725.12, 247,926.82 and 145,773.16

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Solution

The fourth proportional to 179,725.12, 247,926.82 and 145,773.16 is: 201,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,725.12 : 247,926.82 = 145,773.16 : x
  2. Step 2: Convert to fraction form
    179,725.12/247,926.82 = 145,773.16/x
  3. Step 3: Cross multiply
    179,725.12x = 247,926.82 × 145,773.16
  4. Step 4: Simplify right side
    179,725.12x = 36,141,076,000.15
  5. Step 5: Solve for x
    x = 36,141,076,000.15/179,725.12
  6. Step 6: Final answer
    x = 201,090.84

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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.