Home / 212,646.80-293,452.86-115,850.18

Finding the Fourth Proportional to 212,646.80, 293,452.86 and 115,850.18

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Solution

The fourth proportional to 212,646.80, 293,452.86 and 115,850.18 is: 159,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,646.80 : 293,452.86 = 115,850.18 : x
  2. Step 2: Convert to fraction form
    212,646.80/293,452.86 = 115,850.18/x
  3. Step 3: Cross multiply
    212,646.80x = 293,452.86 × 115,850.18
  4. Step 4: Simplify right side
    212,646.80x = 33,996,566,652.51
  5. Step 5: Solve for x
    x = 33,996,566,652.51/212,646.80
  6. Step 6: Final answer
    x = 159,873.40

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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.