Home / 82,718.42-114,090.24-52,477.64

Finding the Fourth Proportional to 82,718.42, 114,090.24 and 52,477.64

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Solution

The fourth proportional to 82,718.42, 114,090.24 and 52,477.64 is: 72,380.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,718.42 : 114,090.24 = 52,477.64 : x
  2. Step 2: Convert to fraction form
    82,718.42/114,090.24 = 52,477.64/x
  3. Step 3: Cross multiply
    82,718.42x = 114,090.24 × 52,477.64
  4. Step 4: Simplify right side
    82,718.42x = 5,987,186,542.23
  5. Step 5: Solve for x
    x = 5,987,186,542.23/82,718.42
  6. Step 6: Final answer
    x = 72,380.33

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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.