Home / 112,085.88-154,676.49-61,099.05

Finding the Fourth Proportional to 112,085.88, 154,676.49 and 61,099.05

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Solution

The fourth proportional to 112,085.88, 154,676.49 and 61,099.05 is: 84,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,085.88 : 154,676.49 = 61,099.05 : x
  2. Step 2: Convert to fraction form
    112,085.88/154,676.49 = 61,099.05/x
  3. Step 3: Cross multiply
    112,085.88x = 154,676.49 × 61,099.05
  4. Step 4: Simplify right side
    112,085.88x = 9,450,586,596.33
  5. Step 5: Solve for x
    x = 9,450,586,596.33/112,085.88
  6. Step 6: Final answer
    x = 84,315.59

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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.