Home / 64,529.69-89,041.34-36,229.91

Finding the Fourth Proportional to 64,529.69, 89,041.34 and 36,229.91

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Solution

The fourth proportional to 64,529.69, 89,041.34 and 36,229.91 is: 49,991.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,529.69 : 89,041.34 = 36,229.91 : x
  2. Step 2: Convert to fraction form
    64,529.69/89,041.34 = 36,229.91/x
  3. Step 3: Cross multiply
    64,529.69x = 89,041.34 × 36,229.91
  4. Step 4: Simplify right side
    64,529.69x = 3,225,959,379.85
  5. Step 5: Solve for x
    x = 3,225,959,379.85/64,529.69
  6. Step 6: Final answer
    x = 49,991.87

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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.