Home / 212,777.48-293,629.35-115,982.38

Finding the Fourth Proportional to 212,777.48, 293,629.35 and 115,982.38

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Solution

The fourth proportional to 212,777.48, 293,629.35 and 115,982.38 is: 160,053.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,777.48 : 293,629.35 = 115,982.38 : x
  2. Step 2: Convert to fraction form
    212,777.48/293,629.35 = 115,982.38/x
  3. Step 3: Cross multiply
    212,777.48x = 293,629.35 × 115,982.38
  4. Step 4: Simplify right side
    212,777.48x = 34,055,831,652.82
  5. Step 5: Solve for x
    x = 34,055,831,652.82/212,777.48
  6. Step 6: Final answer
    x = 160,053.74

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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.