Home / 228,660.06-342,986.98-70,888.52

Finding the Fourth Proportional to 228,660.06, 342,986.98 and 70,888.52

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Solution

The fourth proportional to 228,660.06, 342,986.98 and 70,888.52 is: 106,331.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,660.06 : 342,986.98 = 70,888.52 : x
  2. Step 2: Convert to fraction form
    228,660.06/342,986.98 = 70,888.52/x
  3. Step 3: Cross multiply
    228,660.06x = 342,986.98 × 70,888.52
  4. Step 4: Simplify right side
    228,660.06x = 24,313,838,474.70
  5. Step 5: Solve for x
    x = 24,313,838,474.70/228,660.06
  6. Step 6: Final answer
    x = 106,331.81

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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.