Home / 213,000.52-293,940.69-117,507.21

Finding the Fourth Proportional to 213,000.52, 293,940.69 and 117,507.21

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Solution

The fourth proportional to 213,000.52, 293,940.69 and 117,507.21 is: 162,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,000.52 : 293,940.69 = 117,507.21 : x
  2. Step 2: Convert to fraction form
    213,000.52/293,940.69 = 117,507.21/x
  3. Step 3: Cross multiply
    213,000.52x = 293,940.69 × 117,507.21
  4. Step 4: Simplify right side
    213,000.52x = 34,540,150,387.37
  5. Step 5: Solve for x
    x = 34,540,150,387.37/213,000.52
  6. Step 6: Final answer
    x = 162,159.93

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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.