Home / 258,069.75-387,104.61-151,616.31

Finding the Fourth Proportional to 258,069.75, 387,104.61 and 151,616.31

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Solution

The fourth proportional to 258,069.75, 387,104.61 and 151,616.31 is: 227,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,069.75 : 387,104.61 = 151,616.31 : x
  2. Step 2: Convert to fraction form
    258,069.75/387,104.61 = 151,616.31/x
  3. Step 3: Cross multiply
    258,069.75x = 387,104.61 × 151,616.31
  4. Step 4: Simplify right side
    258,069.75x = 58,691,372,552.19
  5. Step 5: Solve for x
    x = 58,691,372,552.19/258,069.75
  6. Step 6: Final answer
    x = 227,424.46

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1.5x scale

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.