Home / 110,046.12-151,863.53-61,648.39

Finding the Fourth Proportional to 110,046.12, 151,863.53 and 61,648.39

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Solution

The fourth proportional to 110,046.12, 151,863.53 and 61,648.39 is: 85,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,046.12 : 151,863.53 = 61,648.39 : x
  2. Step 2: Convert to fraction form
    110,046.12/151,863.53 = 61,648.39/x
  3. Step 3: Cross multiply
    110,046.12x = 151,863.53 × 61,648.39
  4. Step 4: Simplify right side
    110,046.12x = 9,362,142,124.22
  5. Step 5: Solve for x
    x = 9,362,142,124.22/110,046.12
  6. Step 6: Final answer
    x = 85,074.71

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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.