Home / 175,979.22-242,787.67-115,582.60

Finding the Fourth Proportional to 175,979.22, 242,787.67 and 115,582.60

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Solution

The fourth proportional to 175,979.22, 242,787.67 and 115,582.60 is: 159,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,979.22 : 242,787.67 = 115,582.60 : x
  2. Step 2: Convert to fraction form
    175,979.22/242,787.67 = 115,582.60/x
  3. Step 3: Cross multiply
    175,979.22x = 242,787.67 × 115,582.60
  4. Step 4: Simplify right side
    175,979.22x = 28,062,030,146.54
  5. Step 5: Solve for x
    x = 28,062,030,146.54/175,979.22
  6. Step 6: Final answer
    x = 159,462.18

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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.