Home / 232,323.13-320,718.54-155,814.27

Finding the Fourth Proportional to 232,323.13, 320,718.54 and 155,814.27

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Solution

The fourth proportional to 232,323.13, 320,718.54 and 155,814.27 is: 215,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,323.13 : 320,718.54 = 155,814.27 : x
  2. Step 2: Convert to fraction form
    232,323.13/320,718.54 = 155,814.27/x
  3. Step 3: Cross multiply
    232,323.13x = 320,718.54 × 155,814.27
  4. Step 4: Simplify right side
    232,323.13x = 49,972,525,185.57
  5. Step 5: Solve for x
    x = 49,972,525,185.57/232,323.13
  6. Step 6: Final answer
    x = 215,099.22

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1.5x scale

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.