Home / 269,077.36-371,329.32-148,219.20

Finding the Fourth Proportional to 269,077.36, 371,329.32 and 148,219.20

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Solution

The fourth proportional to 269,077.36, 371,329.32 and 148,219.20 is: 204,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,077.36 : 371,329.32 = 148,219.20 : x
  2. Step 2: Convert to fraction form
    269,077.36/371,329.32 = 148,219.20/x
  3. Step 3: Cross multiply
    269,077.36x = 371,329.32 × 148,219.20
  4. Step 4: Simplify right side
    269,077.36x = 55,038,134,746.94
  5. Step 5: Solve for x
    x = 55,038,134,746.94/269,077.36
  6. Step 6: Final answer
    x = 204,543.91

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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.