Home / 232,292.06-320,675.67-155,783.28

Finding the Fourth Proportional to 232,292.06, 320,675.67 and 155,783.28

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Solution

The fourth proportional to 232,292.06, 320,675.67 and 155,783.28 is: 215,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,292.06 : 320,675.67 = 155,783.28 : x
  2. Step 2: Convert to fraction form
    232,292.06/320,675.67 = 155,783.28/x
  3. Step 3: Cross multiply
    232,292.06x = 320,675.67 × 155,783.28
  4. Step 4: Simplify right side
    232,292.06x = 49,955,907,688.80
  5. Step 5: Solve for x
    x = 49,955,907,688.80/232,292.06
  6. Step 6: Final answer
    x = 215,056.46

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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.