Home / 134,236.62-185,242.60-73,807.20

Finding the Fourth Proportional to 134,236.62, 185,242.60 and 73,807.20

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Solution

The fourth proportional to 134,236.62, 185,242.60 and 73,807.20 is: 101,851.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,236.62 : 185,242.60 = 73,807.20 : x
  2. Step 2: Convert to fraction form
    134,236.62/185,242.60 = 73,807.20/x
  3. Step 3: Cross multiply
    134,236.62x = 185,242.60 × 73,807.20
  4. Step 4: Simplify right side
    134,236.62x = 13,672,237,626.72
  5. Step 5: Solve for x
    x = 13,672,237,626.72/134,236.62
  6. Step 6: Final answer
    x = 101,851.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.