Home / 112,222.40-155,522.16-110,093.45

Finding the Fourth Proportional to 112,222.40, 155,522.16 and 110,093.45

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Solution

The fourth proportional to 112,222.40, 155,522.16 and 110,093.45 is: 152,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,222.40 : 155,522.16 = 110,093.45 : x
  2. Step 2: Convert to fraction form
    112,222.40/155,522.16 = 110,093.45/x
  3. Step 3: Cross multiply
    112,222.40x = 155,522.16 × 110,093.45
  4. Step 4: Simplify right side
    112,222.40x = 17,121,970,368.24
  5. Step 5: Solve for x
    x = 17,121,970,368.24/112,222.40
  6. Step 6: Final answer
    x = 152,571.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.