Home / 248,297.06-342,626.25-139,376.46

Finding the Fourth Proportional to 248,297.06, 342,626.25 and 139,376.46

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Solution

The fourth proportional to 248,297.06, 342,626.25 and 139,376.46 is: 192,326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,297.06 : 342,626.25 = 139,376.46 : x
  2. Step 2: Convert to fraction form
    248,297.06/342,626.25 = 139,376.46/x
  3. Step 3: Cross multiply
    248,297.06x = 342,626.25 × 139,376.46
  4. Step 4: Simplify right side
    248,297.06x = 47,754,035,635.59
  5. Step 5: Solve for x
    x = 47,754,035,635.59/248,297.06
  6. Step 6: Final answer
    x = 192,326.22

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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.