Home / 258,220.46-356,288.95-150,741.71

Finding the Fourth Proportional to 258,220.46, 356,288.95 and 150,741.71

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Solution

The fourth proportional to 258,220.46, 356,288.95 and 150,741.71 is: 207,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,220.46 : 356,288.95 = 150,741.71 : x
  2. Step 2: Convert to fraction form
    258,220.46/356,288.95 = 150,741.71/x
  3. Step 3: Cross multiply
    258,220.46x = 356,288.95 × 150,741.71
  4. Step 4: Simplify right side
    258,220.46x = 53,707,605,744.13
  5. Step 5: Solve for x
    x = 53,707,605,744.13/258,220.46
  6. Step 6: Final answer
    x = 207,991.29

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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.