Home / 207,852.48-311,811.53-95,642.98

Finding the Fourth Proportional to 207,852.48, 311,811.53 and 95,642.98

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Solution

The fourth proportional to 207,852.48, 311,811.53 and 95,642.98 is: 143,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,852.48 : 311,811.53 = 95,642.98 : x
  2. Step 2: Convert to fraction form
    207,852.48/311,811.53 = 95,642.98/x
  3. Step 3: Cross multiply
    207,852.48x = 311,811.53 × 95,642.98
  4. Step 4: Simplify right side
    207,852.48x = 29,822,582,669.82
  5. Step 5: Solve for x
    x = 29,822,582,669.82/207,852.48
  6. Step 6: Final answer
    x = 143,479.56

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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.