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Finding the Fourth Proportional to 265,821.60, 366,833.58 and 144,963.12

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Solution

The fourth proportional to 265,821.60, 366,833.58 and 144,963.12 is: 200,048.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,821.60 : 366,833.58 = 144,963.12 : x
  2. Step 2: Convert to fraction form
    265,821.60/366,833.58 = 144,963.12/x
  3. Step 3: Cross multiply
    265,821.60x = 366,833.58 × 144,963.12
  4. Step 4: Simplify right side
    265,821.60x = 53,177,340,277.57
  5. Step 5: Solve for x
    x = 53,177,340,277.57/265,821.60
  6. Step 6: Final answer
    x = 200,048.98

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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.