Home / 213,113.16-294,094.26-117,617.80

Finding the Fourth Proportional to 213,113.16, 294,094.26 and 117,617.80

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Solution

The fourth proportional to 213,113.16, 294,094.26 and 117,617.80 is: 162,311.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,113.16 : 294,094.26 = 117,617.80 : x
  2. Step 2: Convert to fraction form
    213,113.16/294,094.26 = 117,617.80/x
  3. Step 3: Cross multiply
    213,113.16x = 294,094.26 × 117,617.80
  4. Step 4: Simplify right side
    213,113.16x = 34,590,719,853.83
  5. Step 5: Solve for x
    x = 34,590,719,853.83/213,113.16
  6. Step 6: Final answer
    x = 162,311.51

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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.