Home / 228,212.07-342,399.21-101,840.82

Finding the Fourth Proportional to 228,212.07, 342,399.21 and 101,840.82

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Solution

The fourth proportional to 228,212.07, 342,399.21 and 101,840.82 is: 152,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,212.07 : 342,399.21 = 101,840.82 : x
  2. Step 2: Convert to fraction form
    228,212.07/342,399.21 = 101,840.82/x
  3. Step 3: Cross multiply
    228,212.07x = 342,399.21 × 101,840.82
  4. Step 4: Simplify right side
    228,212.07x = 34,870,216,313.75
  5. Step 5: Solve for x
    x = 34,870,216,313.75/228,212.07
  6. Step 6: Final answer
    x = 152,797.42

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1.5x scale

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.