Home / 67,633.61-93,336.11-40,777.84

Finding the Fourth Proportional to 67,633.61, 93,336.11 and 40,777.84

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Solution

The fourth proportional to 67,633.61, 93,336.11 and 40,777.84 is: 56,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,633.61 : 93,336.11 = 40,777.84 : x
  2. Step 2: Convert to fraction form
    67,633.61/93,336.11 = 40,777.84/x
  3. Step 3: Cross multiply
    67,633.61x = 93,336.11 × 40,777.84
  4. Step 4: Simplify right side
    67,633.61x = 3,806,044,522.57
  5. Step 5: Solve for x
    x = 3,806,044,522.57/67,633.61
  6. Step 6: Final answer
    x = 56,274.46

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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.