Home / 134,158.34-201,329.94-55,272.68

Finding the Fourth Proportional to 134,158.34, 201,329.94 and 55,272.68

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Solution

The fourth proportional to 134,158.34, 201,329.94 and 55,272.68 is: 82,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,158.34 : 201,329.94 = 55,272.68 : x
  2. Step 2: Convert to fraction form
    134,158.34/201,329.94 = 55,272.68/x
  3. Step 3: Cross multiply
    134,158.34x = 201,329.94 × 55,272.68
  4. Step 4: Simplify right side
    134,158.34x = 11,128,045,348.04
  5. Step 5: Solve for x
    x = 11,128,045,348.04/134,158.34
  6. Step 6: Final answer
    x = 82,947.10

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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.