Home / 212,066.06-292,653.23-115,270.34

Finding the Fourth Proportional to 212,066.06, 292,653.23 and 115,270.34

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Solution

The fourth proportional to 212,066.06, 292,653.23 and 115,270.34 is: 159,074.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,066.06 : 292,653.23 = 115,270.34 : x
  2. Step 2: Convert to fraction form
    212,066.06/292,653.23 = 115,270.34/x
  3. Step 3: Cross multiply
    212,066.06x = 292,653.23 × 115,270.34
  4. Step 4: Simplify right side
    212,066.06x = 33,734,235,284.58
  5. Step 5: Solve for x
    x = 33,734,235,284.58/212,066.06
  6. Step 6: Final answer
    x = 159,074.19

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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.