Home / 134,276.01-201,419.48-55,382.72

Finding the Fourth Proportional to 134,276.01, 201,419.48 and 55,382.72

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Solution

The fourth proportional to 134,276.01, 201,419.48 and 55,382.72 is: 83,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,276.01 : 201,419.48 = 55,382.72 : x
  2. Step 2: Convert to fraction form
    134,276.01/201,419.48 = 55,382.72/x
  3. Step 3: Cross multiply
    134,276.01x = 201,419.48 × 55,382.72
  4. Step 4: Simplify right side
    134,276.01x = 11,155,159,305.39
  5. Step 5: Solve for x
    x = 11,155,159,305.39/134,276.01
  6. Step 6: Final answer
    x = 83,076.34

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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.