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Finding the Fourth Proportional to 265,812.68, 366,830.32 and 144,960.56

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Solution

The fourth proportional to 265,812.68, 366,830.32 and 144,960.56 is: 200,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,812.68 : 366,830.32 = 144,960.56 : x
  2. Step 2: Convert to fraction form
    265,812.68/366,830.32 = 144,960.56/x
  3. Step 3: Cross multiply
    265,812.68x = 366,830.32 × 144,960.56
  4. Step 4: Simplify right side
    265,812.68x = 53,175,928,612.18
  5. Step 5: Solve for x
    x = 53,175,928,612.18/265,812.68
  6. Step 6: Final answer
    x = 200,050.38

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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.