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Finding the Fourth Proportional to 101,946.53, 152,794.85 and 45,772.22

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Solution

The fourth proportional to 101,946.53, 152,794.85 and 45,772.22 is: 68,602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,946.53 : 152,794.85 = 45,772.22 : x
  2. Step 2: Convert to fraction form
    101,946.53/152,794.85 = 45,772.22/x
  3. Step 3: Cross multiply
    101,946.53x = 152,794.85 × 45,772.22
  4. Step 4: Simplify right side
    101,946.53x = 6,993,758,496.23
  5. Step 5: Solve for x
    x = 6,993,758,496.23/101,946.53
  6. Step 6: Final answer
    x = 68,602.23

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1.5x scale

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.