Home / 130,718.21-196,052.40-50,756.22

Finding the Fourth Proportional to 130,718.21, 196,052.40 and 50,756.22

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Solution

The fourth proportional to 130,718.21, 196,052.40 and 50,756.22 is: 76,124.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,718.21 : 196,052.40 = 50,756.22 : x
  2. Step 2: Convert to fraction form
    130,718.21/196,052.40 = 50,756.22/x
  3. Step 3: Cross multiply
    130,718.21x = 196,052.40 × 50,756.22
  4. Step 4: Simplify right side
    130,718.21x = 9,950,878,745.93
  5. Step 5: Solve for x
    x = 9,950,878,745.93/130,718.21
  6. Step 6: Final answer
    x = 76,124.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.