Home / 143,849.61-215,766.54-44,009.81

Finding the Fourth Proportional to 143,849.61, 215,766.54 and 44,009.81

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Solution

The fourth proportional to 143,849.61, 215,766.54 and 44,009.81 is: 66,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,849.61 : 215,766.54 = 44,009.81 : x
  2. Step 2: Convert to fraction form
    143,849.61/215,766.54 = 44,009.81/x
  3. Step 3: Cross multiply
    143,849.61x = 215,766.54 × 44,009.81
  4. Step 4: Simplify right side
    143,849.61x = 9,495,843,350.92
  5. Step 5: Solve for x
    x = 9,495,843,350.92/143,849.61
  6. Step 6: Final answer
    x = 66,012.30

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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.