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Finding the Fourth Proportional to 134,429.80, 201,644.70 and 35,933.80

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Solution

The fourth proportional to 134,429.80, 201,644.70 and 35,933.80 is: 53,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,429.80 : 201,644.70 = 35,933.80 : x
  2. Step 2: Convert to fraction form
    134,429.80/201,644.70 = 35,933.80/x
  3. Step 3: Cross multiply
    134,429.80x = 201,644.70 × 35,933.80
  4. Step 4: Simplify right side
    134,429.80x = 7,245,860,320.86
  5. Step 5: Solve for x
    x = 7,245,860,320.86/134,429.80
  6. Step 6: Final answer
    x = 53,900.70

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1.5x scale

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.