Home / 269,080.08-371,346.48-154,357.95

Finding the Fourth Proportional to 269,080.08, 371,346.48 and 154,357.95

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Solution

The fourth proportional to 269,080.08, 371,346.48 and 154,357.95 is: 213,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,080.08 : 371,346.48 = 154,357.95 : x
  2. Step 2: Convert to fraction form
    269,080.08/371,346.48 = 154,357.95/x
  3. Step 3: Cross multiply
    269,080.08x = 371,346.48 × 154,357.95
  4. Step 4: Simplify right side
    269,080.08x = 57,320,281,392.52
  5. Step 5: Solve for x
    x = 57,320,281,392.52/269,080.08
  6. Step 6: Final answer
    x = 213,023.13

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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.