Home / 147,766.59-221,682.32-47,936.88

Finding the Fourth Proportional to 147,766.59, 221,682.32 and 47,936.88

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Solution

The fourth proportional to 147,766.59, 221,682.32 and 47,936.88 is: 71,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,766.59 : 221,682.32 = 47,936.88 : x
  2. Step 2: Convert to fraction form
    147,766.59/221,682.32 = 47,936.88/x
  3. Step 3: Cross multiply
    147,766.59x = 221,682.32 × 47,936.88
  4. Step 4: Simplify right side
    147,766.59x = 10,626,758,532.28
  5. Step 5: Solve for x
    x = 10,626,758,532.28/147,766.59
  6. Step 6: Final answer
    x = 71,915.84

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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.