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Finding the Fourth Proportional to 265,375.76, 366,201.96 and 146,143.76

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Solution

The fourth proportional to 265,375.76, 366,201.96 and 146,143.76 is: 201,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,375.76 : 366,201.96 = 146,143.76 : x
  2. Step 2: Convert to fraction form
    265,375.76/366,201.96 = 146,143.76/x
  3. Step 3: Cross multiply
    265,375.76x = 366,201.96 × 146,143.76
  4. Step 4: Simplify right side
    265,375.76x = 53,518,131,353.77
  5. Step 5: Solve for x
    x = 53,518,131,353.77/265,375.76
  6. Step 6: Final answer
    x = 201,669.25

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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.