Home / 64,591.63-89,139.09-36,297.25

Finding the Fourth Proportional to 64,591.63, 89,139.09 and 36,297.25

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Solution

The fourth proportional to 64,591.63, 89,139.09 and 36,297.25 is: 50,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,591.63 : 89,139.09 = 36,297.25 : x
  2. Step 2: Convert to fraction form
    64,591.63/89,139.09 = 36,297.25/x
  3. Step 3: Cross multiply
    64,591.63x = 89,139.09 × 36,297.25
  4. Step 4: Simplify right side
    64,591.63x = 3,235,503,834.50
  5. Step 5: Solve for x
    x = 3,235,503,834.50/64,591.63
  6. Step 6: Final answer
    x = 50,091.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.