Home / 134,041.38-200,985.21-55,090.50

Finding the Fourth Proportional to 134,041.38, 200,985.21 and 55,090.50

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Solution

The fourth proportional to 134,041.38, 200,985.21 and 55,090.50 is: 82,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,041.38 : 200,985.21 = 55,090.50 : x
  2. Step 2: Convert to fraction form
    134,041.38/200,985.21 = 55,090.50/x
  3. Step 3: Cross multiply
    134,041.38x = 200,985.21 × 55,090.50
  4. Step 4: Simplify right side
    134,041.38x = 11,072,375,711.51
  5. Step 5: Solve for x
    x = 11,072,375,711.51/134,041.38
  6. Step 6: Final answer
    x = 82,604.16

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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.