Home / 270,075.05-372,671.78-149,209.13

Finding the Fourth Proportional to 270,075.05, 372,671.78 and 149,209.13

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Solution

The fourth proportional to 270,075.05, 372,671.78 and 149,209.13 is: 205,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,075.05 : 372,671.78 = 149,209.13 : x
  2. Step 2: Convert to fraction form
    270,075.05/372,671.78 = 149,209.13/x
  3. Step 3: Cross multiply
    270,075.05x = 372,671.78 × 149,209.13
  4. Step 4: Simplify right side
    270,075.05x = 55,606,032,254.99
  5. Step 5: Solve for x
    x = 55,606,032,254.99/270,075.05
  6. Step 6: Final answer
    x = 205,891.04

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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.