Home / 210,194.20-290,074.16-114,707.06

Finding the Fourth Proportional to 210,194.20, 290,074.16 and 114,707.06

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Solution

The fourth proportional to 210,194.20, 290,074.16 and 114,707.06 is: 158,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,194.20 : 290,074.16 = 114,707.06 : x
  2. Step 2: Convert to fraction form
    210,194.20/290,074.16 = 114,707.06/x
  3. Step 3: Cross multiply
    210,194.20x = 290,074.16 × 114,707.06
  4. Step 4: Simplify right side
    210,194.20x = 33,273,552,911.97
  5. Step 5: Solve for x
    x = 33,273,552,911.97/210,194.20
  6. Step 6: Final answer
    x = 158,299.10

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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.