Home / 72,234.09-108,334.71-34,775.01

Finding the Fourth Proportional to 72,234.09, 108,334.71 and 34,775.01

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Solution

The fourth proportional to 72,234.09, 108,334.71 and 34,775.01 is: 52,154.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,234.09 : 108,334.71 = 34,775.01 : x
  2. Step 2: Convert to fraction form
    72,234.09/108,334.71 = 34,775.01/x
  3. Step 3: Cross multiply
    72,234.09x = 108,334.71 × 34,775.01
  4. Step 4: Simplify right side
    72,234.09x = 3,767,340,623.60
  5. Step 5: Solve for x
    x = 3,767,340,623.60/72,234.09
  6. Step 6: Final answer
    x = 52,154.61

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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.