Home / 265,345.89-366,172.07-144,488.62

Finding the Fourth Proportional to 265,345.89, 366,172.07 and 144,488.62

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Solution

The fourth proportional to 265,345.89, 366,172.07 and 144,488.62 is: 199,391.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,345.89 : 366,172.07 = 144,488.62 : x
  2. Step 2: Convert to fraction form
    265,345.89/366,172.07 = 144,488.62/x
  3. Step 3: Cross multiply
    265,345.89x = 366,172.07 × 144,488.62
  4. Step 4: Simplify right side
    265,345.89x = 52,907,697,076.84
  5. Step 5: Solve for x
    x = 52,907,697,076.84/265,345.89
  6. Step 6: Final answer
    x = 199,391.43

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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.