Home / 213,036.70-293,990.42-117,543.39

Finding the Fourth Proportional to 213,036.70, 293,990.42 and 117,543.39

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Solution

The fourth proportional to 213,036.70, 293,990.42 and 117,543.39 is: 162,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,036.70 : 293,990.42 = 117,543.39 : x
  2. Step 2: Convert to fraction form
    213,036.70/293,990.42 = 117,543.39/x
  3. Step 3: Cross multiply
    213,036.70x = 293,990.42 × 117,543.39
  4. Step 4: Simplify right side
    213,036.70x = 34,556,630,594.32
  5. Step 5: Solve for x
    x = 34,556,630,594.32/213,036.70
  6. Step 6: Final answer
    x = 162,209.75

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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.