Home / 213,138.26-294,129.38-116,341.74

Finding the Fourth Proportional to 213,138.26, 294,129.38 and 116,341.74

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Solution

The fourth proportional to 213,138.26, 294,129.38 and 116,341.74 is: 160,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,138.26 : 294,129.38 = 116,341.74 : x
  2. Step 2: Convert to fraction form
    213,138.26/294,129.38 = 116,341.74/x
  3. Step 3: Cross multiply
    213,138.26x = 294,129.38 × 116,341.74
  4. Step 4: Simplify right side
    213,138.26x = 34,219,523,854.32
  5. Step 5: Solve for x
    x = 34,219,523,854.32/213,138.26
  6. Step 6: Final answer
    x = 160,550.83

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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.