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Finding the Fourth Proportional to 223,826.08, 335,702.67 and 90,700.96

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Solution

The fourth proportional to 223,826.08, 335,702.67 and 90,700.96 is: 136,036.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,826.08 : 335,702.67 = 90,700.96 : x
  2. Step 2: Convert to fraction form
    223,826.08/335,702.67 = 90,700.96/x
  3. Step 3: Cross multiply
    223,826.08x = 335,702.67 × 90,700.96
  4. Step 4: Simplify right side
    223,826.08x = 30,448,554,443.56
  5. Step 5: Solve for x
    x = 30,448,554,443.56/223,826.08
  6. Step 6: Final answer
    x = 136,036.67

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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.