Home / 213,137.76-294,128.69-116,341.23

Finding the Fourth Proportional to 213,137.76, 294,128.69 and 116,341.23

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Solution

The fourth proportional to 213,137.76, 294,128.69 and 116,341.23 is: 160,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,137.76 : 294,128.69 = 116,341.23 : x
  2. Step 2: Convert to fraction form
    213,137.76/294,128.69 = 116,341.23/x
  3. Step 3: Cross multiply
    213,137.76x = 294,128.69 × 116,341.23
  4. Step 4: Simplify right side
    213,137.76x = 34,219,292,991.18
  5. Step 5: Solve for x
    x = 34,219,292,991.18/213,137.76
  6. Step 6: Final answer
    x = 160,550.12

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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.