Home / 155,175.26-214,223.69-104,454.66

Finding the Fourth Proportional to 155,175.26, 214,223.69 and 104,454.66

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Solution

The fourth proportional to 155,175.26, 214,223.69 and 104,454.66 is: 144,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,175.26 : 214,223.69 = 104,454.66 : x
  2. Step 2: Convert to fraction form
    155,175.26/214,223.69 = 104,454.66/x
  3. Step 3: Cross multiply
    155,175.26x = 214,223.69 × 104,454.66
  4. Step 4: Simplify right side
    155,175.26x = 22,376,662,702.90
  5. Step 5: Solve for x
    x = 22,376,662,702.90/155,175.26
  6. Step 6: Final answer
    x = 144,202.51

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1.5x scale

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.