Home / 156,074.56-234,111.84-73,026.88

Finding the Fourth Proportional to 156,074.56, 234,111.84 and 73,026.88

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Solution

The fourth proportional to 156,074.56, 234,111.84 and 73,026.88 is: 109,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,074.56 : 234,111.84 = 73,026.88 : x
  2. Step 2: Convert to fraction form
    156,074.56/234,111.84 = 73,026.88/x
  3. Step 3: Cross multiply
    156,074.56x = 234,111.84 × 73,026.88
  4. Step 4: Simplify right side
    156,074.56x = 17,096,457,246.26
  5. Step 5: Solve for x
    x = 17,096,457,246.26/156,074.56
  6. Step 6: Final answer
    x = 109,540.32

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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.