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Finding the Fourth Proportional to 201,735.70, 302,603.55 and 192,058.90

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Solution

The fourth proportional to 201,735.70, 302,603.55 and 192,058.90 is: 288,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,735.70 : 302,603.55 = 192,058.90 : x
  2. Step 2: Convert to fraction form
    201,735.70/302,603.55 = 192,058.90/x
  3. Step 3: Cross multiply
    201,735.70x = 302,603.55 × 192,058.90
  4. Step 4: Simplify right side
    201,735.70x = 58,117,704,949.10
  5. Step 5: Solve for x
    x = 58,117,704,949.10/201,735.70
  6. Step 6: Final answer
    x = 288,088.35

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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.