Home / 149,934.32-224,379.84-92,981.60

Finding the Fourth Proportional to 149,934.32, 224,379.84 and 92,981.60

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Solution

The fourth proportional to 149,934.32, 224,379.84 and 92,981.60 is: 139,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,934.32 : 224,379.84 = 92,981.60 : x
  2. Step 2: Convert to fraction form
    149,934.32/224,379.84 = 92,981.60/x
  3. Step 3: Cross multiply
    149,934.32x = 224,379.84 × 92,981.60
  4. Step 4: Simplify right side
    149,934.32x = 20,863,196,530.94
  5. Step 5: Solve for x
    x = 20,863,196,530.94/149,934.32
  6. Step 6: Final answer
    x = 139,148.91

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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.