Home / 258,103.50-356,028.39-162,444.12

Finding the Fourth Proportional to 258,103.50, 356,028.39 and 162,444.12

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Solution

The fourth proportional to 258,103.50, 356,028.39 and 162,444.12 is: 224,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,103.50 : 356,028.39 = 162,444.12 : x
  2. Step 2: Convert to fraction form
    258,103.50/356,028.39 = 162,444.12/x
  3. Step 3: Cross multiply
    258,103.50x = 356,028.39 × 162,444.12
  4. Step 4: Simplify right side
    258,103.50x = 57,834,718,508.57
  5. Step 5: Solve for x
    x = 57,834,718,508.57/258,103.50
  6. Step 6: Final answer
    x = 224,075.68

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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.