Home / 73,509.40-110,300.53-29,135.17

Finding the Fourth Proportional to 73,509.40, 110,300.53 and 29,135.17

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Solution

The fourth proportional to 73,509.40, 110,300.53 and 29,135.17 is: 43,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,509.40 : 110,300.53 = 29,135.17 : x
  2. Step 2: Convert to fraction form
    73,509.40/110,300.53 = 29,135.17/x
  3. Step 3: Cross multiply
    73,509.40x = 110,300.53 × 29,135.17
  4. Step 4: Simplify right side
    73,509.40x = 3,213,624,141.14
  5. Step 5: Solve for x
    x = 3,213,624,141.14/73,509.40
  6. Step 6: Final answer
    x = 43,717.19

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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.