Home / 252,923.56-349,033.80-139,745.50

Finding the Fourth Proportional to 252,923.56, 349,033.80 and 139,745.50

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Solution

The fourth proportional to 252,923.56, 349,033.80 and 139,745.50 is: 192,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,923.56 : 349,033.80 = 139,745.50 : x
  2. Step 2: Convert to fraction form
    252,923.56/349,033.80 = 139,745.50/x
  3. Step 3: Cross multiply
    252,923.56x = 349,033.80 × 139,745.50
  4. Step 4: Simplify right side
    252,923.56x = 48,775,902,897.90
  5. Step 5: Solve for x
    x = 48,775,902,897.90/252,923.56
  6. Step 6: Final answer
    x = 192,848.40

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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.