Home / 179,957.28-248,341.44-99,383.32

Finding the Fourth Proportional to 179,957.28, 248,341.44 and 99,383.32

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Solution

The fourth proportional to 179,957.28, 248,341.44 and 99,383.32 is: 137,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,957.28 : 248,341.44 = 99,383.32 : x
  2. Step 2: Convert to fraction form
    179,957.28/248,341.44 = 99,383.32/x
  3. Step 3: Cross multiply
    179,957.28x = 248,341.44 × 99,383.32
  4. Step 4: Simplify right side
    179,957.28x = 24,680,996,800.78
  5. Step 5: Solve for x
    x = 24,680,996,800.78/179,957.28
  6. Step 6: Final answer
    x = 137,149.20

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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.