Home / 273,931.14-378,017.70-153,073.41

Finding the Fourth Proportional to 273,931.14, 378,017.70 and 153,073.41

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Solution

The fourth proportional to 273,931.14, 378,017.70 and 153,073.41 is: 211,237.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,931.14 : 378,017.70 = 153,073.41 : x
  2. Step 2: Convert to fraction form
    273,931.14/378,017.70 = 153,073.41/x
  3. Step 3: Cross multiply
    273,931.14x = 378,017.70 × 153,073.41
  4. Step 4: Simplify right side
    273,931.14x = 57,864,458,379.36
  5. Step 5: Solve for x
    x = 57,864,458,379.36/273,931.14
  6. Step 6: Final answer
    x = 211,237.24

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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.