Home / 273,297.13-377,149.03-152,438.31

Finding the Fourth Proportional to 273,297.13, 377,149.03 and 152,438.31

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Solution

The fourth proportional to 273,297.13, 377,149.03 and 152,438.31 is: 210,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,297.13 : 377,149.03 = 152,438.31 : x
  2. Step 2: Convert to fraction form
    273,297.13/377,149.03 = 152,438.31/x
  3. Step 3: Cross multiply
    273,297.13x = 377,149.03 × 152,438.31
  4. Step 4: Simplify right side
    273,297.13x = 57,491,960,751.34
  5. Step 5: Solve for x
    x = 57,491,960,751.34/273,297.13
  6. Step 6: Final answer
    x = 210,364.30

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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.