Home / 228,928.46-316,069.49-147,293.21

Finding the Fourth Proportional to 228,928.46, 316,069.49 and 147,293.21

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Solution

The fourth proportional to 228,928.46, 316,069.49 and 147,293.21 is: 203,360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,928.46 : 316,069.49 = 147,293.21 : x
  2. Step 2: Convert to fraction form
    228,928.46/316,069.49 = 147,293.21/x
  3. Step 3: Cross multiply
    228,928.46x = 316,069.49 × 147,293.21
  4. Step 4: Simplify right side
    228,928.46x = 46,554,890,923.57
  5. Step 5: Solve for x
    x = 46,554,890,923.57/228,928.46
  6. Step 6: Final answer
    x = 203,360.00

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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.