Home / 212,716.02-293,544.32-115,920.74

Finding the Fourth Proportional to 212,716.02, 293,544.32 and 115,920.74

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Solution

The fourth proportional to 212,716.02, 293,544.32 and 115,920.74 is: 159,968.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,716.02 : 293,544.32 = 115,920.74 : x
  2. Step 2: Convert to fraction form
    212,716.02/293,544.32 = 115,920.74/x
  3. Step 3: Cross multiply
    212,716.02x = 293,544.32 × 115,920.74
  4. Step 4: Simplify right side
    212,716.02x = 34,027,874,797.20
  5. Step 5: Solve for x
    x = 34,027,874,797.20/212,716.02
  6. Step 6: Final answer
    x = 159,968.56

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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.