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Finding the Fourth Proportional to 134,449.83, 201,674.72 and 40,955.58

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Solution

The fourth proportional to 134,449.83, 201,674.72 and 40,955.58 is: 61,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,449.83 : 201,674.72 = 40,955.58 : x
  2. Step 2: Convert to fraction form
    134,449.83/201,674.72 = 40,955.58/x
  3. Step 3: Cross multiply
    134,449.83x = 201,674.72 × 40,955.58
  4. Step 4: Simplify right side
    134,449.83x = 8,259,704,924.16
  5. Step 5: Solve for x
    x = 8,259,704,924.16/134,449.83
  6. Step 6: Final answer
    x = 61,433.36

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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.