Home / 213,314.31-294,372-116,518.23

Finding the Fourth Proportional to 213,314.31, 294,372 and 116,518.23

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Solution

The fourth proportional to 213,314.31, 294,372 and 116,518.23 is: 160,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,314.31 : 294,372 = 116,518.23 : x
  2. Step 2: Convert to fraction form
    213,314.31/294,372 = 116,518.23/x
  3. Step 3: Cross multiply
    213,314.31x = 294,372 × 116,518.23
  4. Step 4: Simplify right side
    213,314.31x = 34,299,704,401.56
  5. Step 5: Solve for x
    x = 34,299,704,401.56/213,314.31
  6. Step 6: Final answer
    x = 160,794.20

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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.