Home / 152,829.06-228,945.33-100,078.62

Finding the Fourth Proportional to 152,829.06, 228,945.33 and 100,078.62

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Solution

The fourth proportional to 152,829.06, 228,945.33 and 100,078.62 is: 149,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,829.06 : 228,945.33 = 100,078.62 : x
  2. Step 2: Convert to fraction form
    152,829.06/228,945.33 = 100,078.62/x
  3. Step 3: Cross multiply
    152,829.06x = 228,945.33 × 100,078.62
  4. Step 4: Simplify right side
    152,829.06x = 22,912,532,681.84
  5. Step 5: Solve for x
    x = 22,912,532,681.84/152,829.06
  6. Step 6: Final answer
    x = 149,922.62

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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.