Home / 213,253.83-294,289.20-117,760.50

Finding the Fourth Proportional to 213,253.83, 294,289.20 and 117,760.50

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Solution

The fourth proportional to 213,253.83, 294,289.20 and 117,760.50 is: 162,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,253.83 : 294,289.20 = 117,760.50 : x
  2. Step 2: Convert to fraction form
    213,253.83/294,289.20 = 117,760.50/x
  3. Step 3: Cross multiply
    213,253.83x = 294,289.20 × 117,760.50
  4. Step 4: Simplify right side
    213,253.83x = 34,655,643,336.60
  5. Step 5: Solve for x
    x = 34,655,643,336.60/213,253.83
  6. Step 6: Final answer
    x = 162,508.89

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1.5x scale

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.