Home / 135,873.30-203,624.60-51,588.32

Finding the Fourth Proportional to 135,873.30, 203,624.60 and 51,588.32

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Solution

The fourth proportional to 135,873.30, 203,624.60 and 51,588.32 is: 77,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,873.30 : 203,624.60 = 51,588.32 : x
  2. Step 2: Convert to fraction form
    135,873.30/203,624.60 = 51,588.32/x
  3. Step 3: Cross multiply
    135,873.30x = 203,624.60 × 51,588.32
  4. Step 4: Simplify right side
    135,873.30x = 10,504,651,024.67
  5. Step 5: Solve for x
    x = 10,504,651,024.67/135,873.30
  6. Step 6: Final answer
    x = 77,312.11

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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.