Home / 143,950.32-198,548.58-124,795.83

Finding the Fourth Proportional to 143,950.32, 198,548.58 and 124,795.83

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Solution

The fourth proportional to 143,950.32, 198,548.58 and 124,795.83 is: 172,129.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,950.32 : 198,548.58 = 124,795.83 : x
  2. Step 2: Convert to fraction form
    143,950.32/198,548.58 = 124,795.83/x
  3. Step 3: Cross multiply
    143,950.32x = 198,548.58 × 124,795.83
  4. Step 4: Simplify right side
    143,950.32x = 24,778,034,836.42
  5. Step 5: Solve for x
    x = 24,778,034,836.42/143,950.32
  6. Step 6: Final answer
    x = 172,129.07

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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.