Home / 307,124.14-423,812.66-169,297.02

Finding the Fourth Proportional to 307,124.14, 423,812.66 and 169,297.02

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Solution

The fourth proportional to 307,124.14, 423,812.66 and 169,297.02 is: 233,619.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,124.14 : 423,812.66 = 169,297.02 : x
  2. Step 2: Convert to fraction form
    307,124.14/423,812.66 = 169,297.02/x
  3. Step 3: Cross multiply
    307,124.14x = 423,812.66 × 169,297.02
  4. Step 4: Simplify right side
    307,124.14x = 71,750,220,376.27
  5. Step 5: Solve for x
    x = 71,750,220,376.27/307,124.14
  6. Step 6: Final answer
    x = 233,619.61

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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.