Home / 119,336.52-178,935.18-92,308.68

Finding the Fourth Proportional to 119,336.52, 178,935.18 and 92,308.68

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Solution

The fourth proportional to 119,336.52, 178,935.18 and 92,308.68 is: 138,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,336.52 : 178,935.18 = 92,308.68 : x
  2. Step 2: Convert to fraction form
    119,336.52/178,935.18 = 92,308.68/x
  3. Step 3: Cross multiply
    119,336.52x = 178,935.18 × 92,308.68
  4. Step 4: Simplify right side
    119,336.52x = 16,517,270,271.36
  5. Step 5: Solve for x
    x = 16,517,270,271.36/119,336.52
  6. Step 6: Final answer
    x = 138,409.18

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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.