Home / 143,948.83-215,915.47-44,109.33

Finding the Fourth Proportional to 143,948.83, 215,915.47 and 44,109.33

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Solution

The fourth proportional to 143,948.83, 215,915.47 and 44,109.33 is: 66,161.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,948.83 : 215,915.47 = 44,109.33 : x
  2. Step 2: Convert to fraction form
    143,948.83/215,915.47 = 44,109.33/x
  3. Step 3: Cross multiply
    143,948.83x = 215,915.47 × 44,109.33
  4. Step 4: Simplify right side
    143,948.83x = 9,523,886,718.34
  5. Step 5: Solve for x
    x = 9,523,886,718.34/143,948.83
  6. Step 6: Final answer
    x = 66,161.61

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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.