Home / 100,813.77-151,133.18-50,852.16

Finding the Fourth Proportional to 100,813.77, 151,133.18 and 50,852.16

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Solution

The fourth proportional to 100,813.77, 151,133.18 and 50,852.16 is: 76,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,813.77 : 151,133.18 = 50,852.16 : x
  2. Step 2: Convert to fraction form
    100,813.77/151,133.18 = 50,852.16/x
  3. Step 3: Cross multiply
    100,813.77x = 151,133.18 × 50,852.16
  4. Step 4: Simplify right side
    100,813.77x = 7,685,448,396.41
  5. Step 5: Solve for x
    x = 7,685,448,396.41/100,813.77
  6. Step 6: Final answer
    x = 76,234.11

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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.