Home / 92,941.84-139,334.39-40,311.68

Finding the Fourth Proportional to 92,941.84, 139,334.39 and 40,311.68

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Solution

The fourth proportional to 92,941.84, 139,334.39 and 40,311.68 is: 60,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,941.84 : 139,334.39 = 40,311.68 : x
  2. Step 2: Convert to fraction form
    92,941.84/139,334.39 = 40,311.68/x
  3. Step 3: Cross multiply
    92,941.84x = 139,334.39 × 40,311.68
  4. Step 4: Simplify right side
    92,941.84x = 5,616,803,489.45
  5. Step 5: Solve for x
    x = 5,616,803,489.45/92,941.84
  6. Step 6: Final answer
    x = 60,433.53

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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.