Home / 210,310.56-290,229.12-114,818.04

Finding the Fourth Proportional to 210,310.56, 290,229.12 and 114,818.04

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Solution

The fourth proportional to 210,310.56, 290,229.12 and 114,818.04 is: 158,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,310.56 : 290,229.12 = 114,818.04 : x
  2. Step 2: Convert to fraction form
    210,310.56/290,229.12 = 114,818.04/x
  3. Step 3: Cross multiply
    210,310.56x = 290,229.12 × 114,818.04
  4. Step 4: Simplify right side
    210,310.56x = 33,323,538,709.32
  5. Step 5: Solve for x
    x = 33,323,538,709.32/210,310.56
  6. Step 6: Final answer
    x = 158,449.19

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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.