Home / 213,490.92-294,632.73-117,995.55

Finding the Fourth Proportional to 213,490.92, 294,632.73 and 117,995.55

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Solution

The fourth proportional to 213,490.92, 294,632.73 and 117,995.55 is: 162,842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,490.92 : 294,632.73 = 117,995.55 : x
  2. Step 2: Convert to fraction form
    213,490.92/294,632.73 = 117,995.55/x
  3. Step 3: Cross multiply
    213,490.92x = 294,632.73 × 117,995.55
  4. Step 4: Simplify right side
    213,490.92x = 34,765,351,024.35
  5. Step 5: Solve for x
    x = 34,765,351,024.35/213,490.92
  6. Step 6: Final answer
    x = 162,842.29

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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.