Home / 92,700.36-139,050.27-80,183.16

Finding the Fourth Proportional to 92,700.36, 139,050.27 and 80,183.16

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Solution

The fourth proportional to 92,700.36, 139,050.27 and 80,183.16 is: 120,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,700.36 : 139,050.27 = 80,183.16 : x
  2. Step 2: Convert to fraction form
    92,700.36/139,050.27 = 80,183.16/x
  3. Step 3: Cross multiply
    92,700.36x = 139,050.27 × 80,183.16
  4. Step 4: Simplify right side
    92,700.36x = 11,149,490,047.45
  5. Step 5: Solve for x
    x = 11,149,490,047.45/92,700.36
  6. Step 6: Final answer
    x = 120,274.51

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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.