Home / 143,848.99-198,596.65-127,889.27

Finding the Fourth Proportional to 143,848.99, 198,596.65 and 127,889.27

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Solution

The fourth proportional to 143,848.99, 198,596.65 and 127,889.27 is: 176,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,848.99 : 198,596.65 = 127,889.27 : x
  2. Step 2: Convert to fraction form
    143,848.99/198,596.65 = 127,889.27/x
  3. Step 3: Cross multiply
    143,848.99x = 198,596.65 × 127,889.27
  4. Step 4: Simplify right side
    143,848.99x = 25,398,379,599.96
  5. Step 5: Solve for x
    x = 25,398,379,599.96/143,848.99
  6. Step 6: Final answer
    x = 176,562.80

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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.