Home / 143,948.58-215,915.08-44,109.07

Finding the Fourth Proportional to 143,948.58, 215,915.08 and 44,109.07

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Solution

The fourth proportional to 143,948.58, 215,915.08 and 44,109.07 is: 66,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,948.58 : 215,915.08 = 44,109.07 : x
  2. Step 2: Convert to fraction form
    143,948.58/215,915.08 = 44,109.07/x
  3. Step 3: Cross multiply
    143,948.58x = 215,915.08 × 44,109.07
  4. Step 4: Simplify right side
    143,948.58x = 9,523,813,176.08
  5. Step 5: Solve for x
    x = 9,523,813,176.08/143,948.58
  6. Step 6: Final answer
    x = 66,161.22

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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.