Home / 210,034.22-314,768.84-115,122.06

Finding the Fourth Proportional to 210,034.22, 314,768.84 and 115,122.06

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Solution

The fourth proportional to 210,034.22, 314,768.84 and 115,122.06 is: 172,528.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,034.22 : 314,768.84 = 115,122.06 : x
  2. Step 2: Convert to fraction form
    210,034.22/314,768.84 = 115,122.06/x
  3. Step 3: Cross multiply
    210,034.22x = 314,768.84 × 115,122.06
  4. Step 4: Simplify right side
    210,034.22x = 36,236,836,709.00
  5. Step 5: Solve for x
    x = 36,236,836,709.00/210,034.22
  6. Step 6: Final answer
    x = 172,528.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.