Home / 67,868.27-93,653.97-40,994.90

Finding the Fourth Proportional to 67,868.27, 93,653.97 and 40,994.90

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Solution

The fourth proportional to 67,868.27, 93,653.97 and 40,994.90 is: 56,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,868.27 : 93,653.97 = 40,994.90 : x
  2. Step 2: Convert to fraction form
    67,868.27/93,653.97 = 40,994.90/x
  3. Step 3: Cross multiply
    67,868.27x = 93,653.97 × 40,994.90
  4. Step 4: Simplify right side
    67,868.27x = 3,839,334,666.48
  5. Step 5: Solve for x
    x = 3,839,334,666.48/67,868.27
  6. Step 6: Final answer
    x = 56,570.40

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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.