Home / 224,431.93-309,435.92-143,726.77

Finding the Fourth Proportional to 224,431.93, 309,435.92 and 143,726.77

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Solution

The fourth proportional to 224,431.93, 309,435.92 and 143,726.77 is: 198,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,431.93 : 309,435.92 = 143,726.77 : x
  2. Step 2: Convert to fraction form
    224,431.93/309,435.92 = 143,726.77/x
  3. Step 3: Cross multiply
    224,431.93x = 309,435.92 × 143,726.77
  4. Step 4: Simplify right side
    224,431.93x = 44,474,225,303.58
  5. Step 5: Solve for x
    x = 44,474,225,303.58/224,431.93
  6. Step 6: Final answer
    x = 198,163.54

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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.