Home / 102,255.92-153,183.52-67,088.96

Finding the Fourth Proportional to 102,255.92, 153,183.52 and 67,088.96

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Solution

The fourth proportional to 102,255.92, 153,183.52 and 67,088.96 is: 100,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,255.92 : 153,183.52 = 67,088.96 : x
  2. Step 2: Convert to fraction form
    102,255.92/153,183.52 = 67,088.96/x
  3. Step 3: Cross multiply
    102,255.92x = 153,183.52 × 67,088.96
  4. Step 4: Simplify right side
    102,255.92x = 10,276,923,045.94
  5. Step 5: Solve for x
    x = 10,276,923,045.94/102,255.92
  6. Step 6: Final answer
    x = 100,501.99

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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.