Home / 151,582.32-227,307.70-80,489.49

Finding the Fourth Proportional to 151,582.32, 227,307.70 and 80,489.49

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Solution

The fourth proportional to 151,582.32, 227,307.70 and 80,489.49 is: 120,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,582.32 : 227,307.70 = 80,489.49 : x
  2. Step 2: Convert to fraction form
    151,582.32/227,307.70 = 80,489.49/x
  3. Step 3: Cross multiply
    151,582.32x = 227,307.70 × 80,489.49
  4. Step 4: Simplify right side
    151,582.32x = 18,295,880,846.07
  5. Step 5: Solve for x
    x = 18,295,880,846.07/151,582.32
  6. Step 6: Final answer
    x = 120,699.31

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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.