Home / 135,577.52-203,284.16-60,683.68

Finding the Fourth Proportional to 135,577.52, 203,284.16 and 60,683.68

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Solution

The fourth proportional to 135,577.52, 203,284.16 and 60,683.68 is: 90,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,577.52 : 203,284.16 = 60,683.68 : x
  2. Step 2: Convert to fraction form
    135,577.52/203,284.16 = 60,683.68/x
  3. Step 3: Cross multiply
    135,577.52x = 203,284.16 × 60,683.68
  4. Step 4: Simplify right side
    135,577.52x = 12,336,030,914.51
  5. Step 5: Solve for x
    x = 12,336,030,914.51/135,577.52
  6. Step 6: Final answer
    x = 90,988.76

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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.