Home / 265,928.60-366,981.46-145,070.37

Finding the Fourth Proportional to 265,928.60, 366,981.46 and 145,070.37

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Solution

The fourth proportional to 265,928.60, 366,981.46 and 145,070.37 is: 200,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,928.60 : 366,981.46 = 145,070.37 : x
  2. Step 2: Convert to fraction form
    265,928.60/366,981.46 = 145,070.37/x
  3. Step 3: Cross multiply
    265,928.60x = 366,981.46 × 145,070.37
  4. Step 4: Simplify right side
    265,928.60x = 53,238,135,267.89
  5. Step 5: Solve for x
    x = 53,238,135,267.89/265,928.60
  6. Step 6: Final answer
    x = 200,197.11

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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.