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Finding the Fourth Proportional to 119,915.48, 179,881 and 39,950.04

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Solution

The fourth proportional to 119,915.48, 179,881 and 39,950.04 is: 59,927.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,915.48 : 179,881 = 39,950.04 : x
  2. Step 2: Convert to fraction form
    119,915.48/179,881 = 39,950.04/x
  3. Step 3: Cross multiply
    119,915.48x = 179,881 × 39,950.04
  4. Step 4: Simplify right side
    119,915.48x = 7,186,253,145.24
  5. Step 5: Solve for x
    x = 7,186,253,145.24/119,915.48
  6. Step 6: Final answer
    x = 59,927.65

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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.