Home / 112,224-154,872.48-61,926.24

Finding the Fourth Proportional to 112,224, 154,872.48 and 61,926.24

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Solution

The fourth proportional to 112,224, 154,872.48 and 61,926.24 is: 85,460.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,224 : 154,872.48 = 61,926.24 : x
  2. Step 2: Convert to fraction form
    112,224/154,872.48 = 61,926.24/x
  3. Step 3: Cross multiply
    112,224x = 154,872.48 × 61,926.24
  4. Step 4: Simplify right side
    112,224x = 9,590,670,365.88
  5. Step 5: Solve for x
    x = 9,590,670,365.88/112,224
  6. Step 6: Final answer
    x = 85,460.07

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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.