Home / 119,298.04-178,815.83-49,139.08

Finding the Fourth Proportional to 119,298.04, 178,815.83 and 49,139.08

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Solution

The fourth proportional to 119,298.04, 178,815.83 and 49,139.08 is: 73,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,298.04 : 178,815.83 = 49,139.08 : x
  2. Step 2: Convert to fraction form
    119,298.04/178,815.83 = 49,139.08/x
  3. Step 3: Cross multiply
    119,298.04x = 178,815.83 × 49,139.08
  4. Step 4: Simplify right side
    119,298.04x = 8,786,844,682.90
  5. Step 5: Solve for x
    x = 8,786,844,682.90/119,298.04
  6. Step 6: Final answer
    x = 73,654.56

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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.