Home / 76,028.28-114,009.40-29,248.32

Finding the Fourth Proportional to 76,028.28, 114,009.40 and 29,248.32

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Solution

The fourth proportional to 76,028.28, 114,009.40 and 29,248.32 is: 43,859.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,028.28 : 114,009.40 = 29,248.32 : x
  2. Step 2: Convert to fraction form
    76,028.28/114,009.40 = 29,248.32/x
  3. Step 3: Cross multiply
    76,028.28x = 114,009.40 × 29,248.32
  4. Step 4: Simplify right side
    76,028.28x = 3,334,583,414.21
  5. Step 5: Solve for x
    x = 3,334,583,414.21/76,028.28
  6. Step 6: Final answer
    x = 43,859.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.