Home / 76,172.12-114,258.36-26,253.44

Finding the Fourth Proportional to 76,172.12, 114,258.36 and 26,253.44

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Solution

The fourth proportional to 76,172.12, 114,258.36 and 26,253.44 is: 39,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,172.12 : 114,258.36 = 26,253.44 : x
  2. Step 2: Convert to fraction form
    76,172.12/114,258.36 = 26,253.44/x
  3. Step 3: Cross multiply
    76,172.12x = 114,258.36 × 26,253.44
  4. Step 4: Simplify right side
    76,172.12x = 2,999,674,998.76
  5. Step 5: Solve for x
    x = 2,999,674,998.76/76,172.12
  6. Step 6: Final answer
    x = 39,380.22

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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.