Home / 150,767.22-207,992.16-93,391.41

Finding the Fourth Proportional to 150,767.22, 207,992.16 and 93,391.41

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Solution

The fourth proportional to 150,767.22, 207,992.16 and 93,391.41 is: 128,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,767.22 : 207,992.16 = 93,391.41 : x
  2. Step 2: Convert to fraction form
    150,767.22/207,992.16 = 93,391.41/x
  3. Step 3: Cross multiply
    150,767.22x = 207,992.16 × 93,391.41
  4. Step 4: Simplify right side
    150,767.22x = 19,424,681,091.35
  5. Step 5: Solve for x
    x = 19,424,681,091.35/150,767.22
  6. Step 6: Final answer
    x = 128,838.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.