Home / 179,776.96-248,090.52-99,205.20

Finding the Fourth Proportional to 179,776.96, 248,090.52 and 99,205.20

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Solution

The fourth proportional to 179,776.96, 248,090.52 and 99,205.20 is: 136,902.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,776.96 : 248,090.52 = 99,205.20 : x
  2. Step 2: Convert to fraction form
    179,776.96/248,090.52 = 99,205.20/x
  3. Step 3: Cross multiply
    179,776.96x = 248,090.52 × 99,205.20
  4. Step 4: Simplify right side
    179,776.96x = 24,611,869,654.70
  5. Step 5: Solve for x
    x = 24,611,869,654.70/179,776.96
  6. Step 6: Final answer
    x = 136,902.25

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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.