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Finding the Fourth Proportional to 134,429.30, 201,643.95 and 35,933.30

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Solution

The fourth proportional to 134,429.30, 201,643.95 and 35,933.30 is: 53,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,429.30 : 201,643.95 = 35,933.30 : x
  2. Step 2: Convert to fraction form
    134,429.30/201,643.95 = 35,933.30/x
  3. Step 3: Cross multiply
    134,429.30x = 201,643.95 × 35,933.30
  4. Step 4: Simplify right side
    134,429.30x = 7,245,732,548.54
  5. Step 5: Solve for x
    x = 7,245,732,548.54/134,429.30
  6. Step 6: Final answer
    x = 53,899.95

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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.