Home / 150,353.37-207,014.27-127,647.45

Finding the Fourth Proportional to 150,353.37, 207,014.27 and 127,647.45

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Solution

The fourth proportional to 150,353.37, 207,014.27 and 127,647.45 is: 175,751.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,353.37 : 207,014.27 = 127,647.45 : x
  2. Step 2: Convert to fraction form
    150,353.37/207,014.27 = 127,647.45/x
  3. Step 3: Cross multiply
    150,353.37x = 207,014.27 × 127,647.45
  4. Step 4: Simplify right side
    150,353.37x = 26,424,843,040.87
  5. Step 5: Solve for x
    x = 26,424,843,040.87/150,353.37
  6. Step 6: Final answer
    x = 175,751.58

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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.