Home / 135,557.36-203,391.87-59,616.89

Finding the Fourth Proportional to 135,557.36, 203,391.87 and 59,616.89

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Solution

The fourth proportional to 135,557.36, 203,391.87 and 59,616.89 is: 89,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,557.36 : 203,391.87 = 59,616.89 : x
  2. Step 2: Convert to fraction form
    135,557.36/203,391.87 = 59,616.89/x
  3. Step 3: Cross multiply
    135,557.36x = 203,391.87 × 59,616.89
  4. Step 4: Simplify right side
    135,557.36x = 12,125,590,740.68
  5. Step 5: Solve for x
    x = 12,125,590,740.68/135,557.36
  6. Step 6: Final answer
    x = 89,449.89

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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.