Home / 64,631.00-89,190.66-36,336.69

Finding the Fourth Proportional to 64,631.00, 89,190.66 and 36,336.69

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Solution

The fourth proportional to 64,631.00, 89,190.66 and 36,336.69 is: 50,144.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,631.00 : 89,190.66 = 36,336.69 : x
  2. Step 2: Convert to fraction form
    64,631.00/89,190.66 = 36,336.69/x
  3. Step 3: Cross multiply
    64,631.00x = 89,190.66 × 36,336.69
  4. Step 4: Simplify right side
    64,631.00x = 3,240,893,363.32
  5. Step 5: Solve for x
    x = 3,240,893,363.32/64,631.00
  6. Step 6: Final answer
    x = 50,144.57

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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.