Home / 273,895.68-377,971.52-153,038.72

Finding the Fourth Proportional to 273,895.68, 377,971.52 and 153,038.72

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Solution

The fourth proportional to 273,895.68, 377,971.52 and 153,038.72 is: 211,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,895.68 : 377,971.52 = 153,038.72 : x
  2. Step 2: Convert to fraction form
    273,895.68/377,971.52 = 153,038.72/x
  3. Step 3: Cross multiply
    273,895.68x = 377,971.52 × 153,038.72
  4. Step 4: Simplify right side
    273,895.68x = 57,844,277,617.25
  5. Step 5: Solve for x
    x = 57,844,277,617.25/273,895.68
  6. Step 6: Final answer
    x = 211,190.91

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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.