Home / 119,298.24-178,816.08-49,139.28

Finding the Fourth Proportional to 119,298.24, 178,816.08 and 49,139.28

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Solution

The fourth proportional to 119,298.24, 178,816.08 and 49,139.28 is: 73,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,298.24 : 178,816.08 = 49,139.28 : x
  2. Step 2: Convert to fraction form
    119,298.24/178,816.08 = 49,139.28/x
  3. Step 3: Cross multiply
    119,298.24x = 178,816.08 × 49,139.28
  4. Step 4: Simplify right side
    119,298.24x = 8,786,893,423.62
  5. Step 5: Solve for x
    x = 8,786,893,423.62/119,298.24
  6. Step 6: Final answer
    x = 73,654.85

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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.