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Finding the Fourth Proportional to 265,226.87, 366,020.98 and 163,311.12

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Solution

The fourth proportional to 265,226.87, 366,020.98 and 163,311.12 is: 225,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,226.87 : 366,020.98 = 163,311.12 : x
  2. Step 2: Convert to fraction form
    265,226.87/366,020.98 = 163,311.12/x
  3. Step 3: Cross multiply
    265,226.87x = 366,020.98 × 163,311.12
  4. Step 4: Simplify right side
    265,226.87x = 59,775,295,779.02
  5. Step 5: Solve for x
    x = 59,775,295,779.02/265,226.87
  6. Step 6: Final answer
    x = 225,374.21

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1.5x scale

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.