Home / 179,582.28-247,834.68-99,009.66

Finding the Fourth Proportional to 179,582.28, 247,834.68 and 99,009.66

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Solution

The fourth proportional to 179,582.28, 247,834.68 and 99,009.66 is: 136,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,582.28 : 247,834.68 = 99,009.66 : x
  2. Step 2: Convert to fraction form
    179,582.28/247,834.68 = 99,009.66/x
  3. Step 3: Cross multiply
    179,582.28x = 247,834.68 × 99,009.66
  4. Step 4: Simplify right side
    179,582.28x = 24,538,027,403.01
  5. Step 5: Solve for x
    x = 24,538,027,403.01/179,582.28
  6. Step 6: Final answer
    x = 136,639.47

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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.