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Finding the Fourth Proportional to 101,603.88, 152,504.22 and 49,050.26

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Solution

The fourth proportional to 101,603.88, 152,504.22 and 49,050.26 is: 73,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,603.88 : 152,504.22 = 49,050.26 : x
  2. Step 2: Convert to fraction form
    101,603.88/152,504.22 = 49,050.26/x
  3. Step 3: Cross multiply
    101,603.88x = 152,504.22 × 49,050.26
  4. Step 4: Simplify right side
    101,603.88x = 7,480,371,642.10
  5. Step 5: Solve for x
    x = 7,480,371,642.10/101,603.88
  6. Step 6: Final answer
    x = 73,622.89

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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.