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Finding the Fourth Proportional to 46,706.60, 70,049.36 and 22,990.62

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Solution

The fourth proportional to 46,706.60, 70,049.36 and 22,990.62 is: 34,480.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,706.60 : 70,049.36 = 22,990.62 : x
  2. Step 2: Convert to fraction form
    46,706.60/70,049.36 = 22,990.62/x
  3. Step 3: Cross multiply
    46,706.60x = 70,049.36 × 22,990.62
  4. Step 4: Simplify right side
    46,706.60x = 1,610,478,217.00
  5. Step 5: Solve for x
    x = 1,610,478,217.00/46,706.60
  6. Step 6: Final answer
    x = 34,480.74

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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.