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Finding the Fourth Proportional to 201,402, 302,103 and 95,901.12

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Solution

The fourth proportional to 201,402, 302,103 and 95,901.12 is: 143,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,402 : 302,103 = 95,901.12 : x
  2. Step 2: Convert to fraction form
    201,402/302,103 = 95,901.12/x
  3. Step 3: Cross multiply
    201,402x = 302,103 × 95,901.12
  4. Step 4: Simplify right side
    201,402x = 28,972,016,055.36
  5. Step 5: Solve for x
    x = 28,972,016,055.36/201,402
  6. Step 6: Final answer
    x = 143,851.68

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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.