Home / 134,102.57-201,179.79-45,370.53

Finding the Fourth Proportional to 134,102.57, 201,179.79 and 45,370.53

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Solution

The fourth proportional to 134,102.57, 201,179.79 and 45,370.53 is: 68,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,102.57 : 201,179.79 = 45,370.53 : x
  2. Step 2: Convert to fraction form
    134,102.57/201,179.79 = 45,370.53/x
  3. Step 3: Cross multiply
    134,102.57x = 201,179.79 × 45,370.53
  4. Step 4: Simplify right side
    134,102.57x = 9,127,633,697.59
  5. Step 5: Solve for x
    x = 9,127,633,697.59/134,102.57
  6. Step 6: Final answer
    x = 68,064.57

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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.