Home / 145,682.64-201,054.42-82,032.84

Finding the Fourth Proportional to 145,682.64, 201,054.42 and 82,032.84

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Solution

The fourth proportional to 145,682.64, 201,054.42 and 82,032.84 is: 113,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,682.64 : 201,054.42 = 82,032.84 : x
  2. Step 2: Convert to fraction form
    145,682.64/201,054.42 = 82,032.84/x
  3. Step 3: Cross multiply
    145,682.64x = 201,054.42 × 82,032.84
  4. Step 4: Simplify right side
    145,682.64x = 16,493,065,067.15
  5. Step 5: Solve for x
    x = 16,493,065,067.15/145,682.64
  6. Step 6: Final answer
    x = 113,212.29

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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.