Home / 134,455.80-201,246.30-104,712.60

Finding the Fourth Proportional to 134,455.80, 201,246.30 and 104,712.60

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Solution

The fourth proportional to 134,455.80, 201,246.30 and 104,712.60 is: 156,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,455.80 : 201,246.30 = 104,712.60 : x
  2. Step 2: Convert to fraction form
    134,455.80/201,246.30 = 104,712.60/x
  3. Step 3: Cross multiply
    134,455.80x = 201,246.30 × 104,712.60
  4. Step 4: Simplify right side
    134,455.80x = 21,073,023,313.38
  5. Step 5: Solve for x
    x = 21,073,023,313.38/134,455.80
  6. Step 6: Final answer
    x = 156,728.26

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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.