Home / 184,841.28-255,079.68-99,957.12

Finding the Fourth Proportional to 184,841.28, 255,079.68 and 99,957.12

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Solution

The fourth proportional to 184,841.28, 255,079.68 and 99,957.12 is: 137,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,841.28 : 255,079.68 = 99,957.12 : x
  2. Step 2: Convert to fraction form
    184,841.28/255,079.68 = 99,957.12/x
  3. Step 3: Cross multiply
    184,841.28x = 255,079.68 × 99,957.12
  4. Step 4: Simplify right side
    184,841.28x = 25,497,030,183.32
  5. Step 5: Solve for x
    x = 25,497,030,183.32/184,841.28
  6. Step 6: Final answer
    x = 137,940.13

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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.