Home / 213,078.52-294,048.06-117,585.20

Finding the Fourth Proportional to 213,078.52, 294,048.06 and 117,585.20

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Solution

The fourth proportional to 213,078.52, 294,048.06 and 117,585.20 is: 162,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,078.52 : 294,048.06 = 117,585.20 : x
  2. Step 2: Convert to fraction form
    213,078.52/294,048.06 = 117,585.20/x
  3. Step 3: Cross multiply
    213,078.52x = 294,048.06 × 117,585.20
  4. Step 4: Simplify right side
    213,078.52x = 34,575,699,944.71
  5. Step 5: Solve for x
    x = 34,575,699,944.71/213,078.52
  6. Step 6: Final answer
    x = 162,267.41

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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.