Home / 67,738.46-93,482.37-40,880.48

Finding the Fourth Proportional to 67,738.46, 93,482.37 and 40,880.48

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Solution

The fourth proportional to 67,738.46, 93,482.37 and 40,880.48 is: 56,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,738.46 : 93,482.37 = 40,880.48 : x
  2. Step 2: Convert to fraction form
    67,738.46/93,482.37 = 40,880.48/x
  3. Step 3: Cross multiply
    67,738.46x = 93,482.37 × 40,880.48
  4. Step 4: Simplify right side
    67,738.46x = 3,821,603,689.73
  5. Step 5: Solve for x
    x = 3,821,603,689.73/67,738.46
  6. Step 6: Final answer
    x = 56,417.05

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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.