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Finding the Fourth Proportional to 101,480.54, 152,223.54 and 45,307.44

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Solution

The fourth proportional to 101,480.54, 152,223.54 and 45,307.44 is: 67,962.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,480.54 : 152,223.54 = 45,307.44 : x
  2. Step 2: Convert to fraction form
    101,480.54/152,223.54 = 45,307.44/x
  3. Step 3: Cross multiply
    101,480.54x = 152,223.54 × 45,307.44
  4. Step 4: Simplify right side
    101,480.54x = 6,896,858,905.14
  5. Step 5: Solve for x
    x = 6,896,858,905.14/101,480.54
  6. Step 6: Final answer
    x = 67,962.38

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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.