Home / 273,282.12-377,131.37-152,431.25

Finding the Fourth Proportional to 273,282.12, 377,131.37 and 152,431.25

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Solution

The fourth proportional to 273,282.12, 377,131.37 and 152,431.25 is: 210,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,282.12 : 377,131.37 = 152,431.25 : x
  2. Step 2: Convert to fraction form
    273,282.12/377,131.37 = 152,431.25/x
  3. Step 3: Cross multiply
    273,282.12x = 377,131.37 × 152,431.25
  4. Step 4: Simplify right side
    273,282.12x = 57,486,603,495.50
  5. Step 5: Solve for x
    x = 57,486,603,495.50/273,282.12
  6. Step 6: Final answer
    x = 210,356.26

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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.