Home / 282,111.68-423,163.04-113,628.03

Finding the Fourth Proportional to 282,111.68, 423,163.04 and 113,628.03

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Solution

The fourth proportional to 282,111.68, 423,163.04 and 113,628.03 is: 170,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,111.68 : 423,163.04 = 113,628.03 : x
  2. Step 2: Convert to fraction form
    282,111.68/423,163.04 = 113,628.03/x
  3. Step 3: Cross multiply
    282,111.68x = 423,163.04 × 113,628.03
  4. Step 4: Simplify right side
    282,111.68x = 48,083,182,035.87
  5. Step 5: Solve for x
    x = 48,083,182,035.87/282,111.68
  6. Step 6: Final answer
    x = 170,440.24

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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.