Home / 228,321.36-342,514.83-70,562.12

Finding the Fourth Proportional to 228,321.36, 342,514.83 and 70,562.12

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Solution

The fourth proportional to 228,321.36, 342,514.83 and 70,562.12 is: 105,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,321.36 : 342,514.83 = 70,562.12 : x
  2. Step 2: Convert to fraction form
    228,321.36/342,514.83 = 70,562.12/x
  3. Step 3: Cross multiply
    228,321.36x = 342,514.83 × 70,562.12
  4. Step 4: Simplify right side
    228,321.36x = 24,168,571,088.27
  5. Step 5: Solve for x
    x = 24,168,571,088.27/228,321.36
  6. Step 6: Final answer
    x = 105,853.31

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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.