Home / 132,027.40-197,968.20-43,235.20

Finding the Fourth Proportional to 132,027.40, 197,968.20 and 43,235.20

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Solution

The fourth proportional to 132,027.40, 197,968.20 and 43,235.20 is: 64,828.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,027.40 : 197,968.20 = 43,235.20 : x
  2. Step 2: Convert to fraction form
    132,027.40/197,968.20 = 43,235.20/x
  3. Step 3: Cross multiply
    132,027.40x = 197,968.20 × 43,235.20
  4. Step 4: Simplify right side
    132,027.40x = 8,559,194,720.64
  5. Step 5: Solve for x
    x = 8,559,194,720.64/132,027.40
  6. Step 6: Final answer
    x = 64,828.93

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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.