Home / 165,815.60-248,577.60-99,282.20

Finding the Fourth Proportional to 165,815.60, 248,577.60 and 99,282.20

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Solution

The fourth proportional to 165,815.60, 248,577.60 and 99,282.20 is: 148,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,815.60 : 248,577.60 = 99,282.20 : x
  2. Step 2: Convert to fraction form
    165,815.60/248,577.60 = 99,282.20/x
  3. Step 3: Cross multiply
    165,815.60x = 248,577.60 × 99,282.20
  4. Step 4: Simplify right side
    165,815.60x = 24,679,330,998.72
  5. Step 5: Solve for x
    x = 24,679,330,998.72/165,815.60
  6. Step 6: Final answer
    x = 148,836.00

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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.