Home / 247,738.23-371,615.04-117,878.57

Finding the Fourth Proportional to 247,738.23, 371,615.04 and 117,878.57

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Solution

The fourth proportional to 247,738.23, 371,615.04 and 117,878.57 is: 176,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,738.23 : 371,615.04 = 117,878.57 : x
  2. Step 2: Convert to fraction form
    247,738.23/371,615.04 = 117,878.57/x
  3. Step 3: Cross multiply
    247,738.23x = 371,615.04 × 117,878.57
  4. Step 4: Simplify right side
    247,738.23x = 43,805,447,647.62
  5. Step 5: Solve for x
    x = 43,805,447,647.62/247,738.23
  6. Step 6: Final answer
    x = 176,821.51

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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.