Home / 69,661.54-96,162.36-47,031.19

Finding the Fourth Proportional to 69,661.54, 96,162.36 and 47,031.19

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Solution

The fourth proportional to 69,661.54, 96,162.36 and 47,031.19 is: 64,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.54 : 96,162.36 = 47,031.19 : x
  2. Step 2: Convert to fraction form
    69,661.54/96,162.36 = 47,031.19/x
  3. Step 3: Cross multiply
    69,661.54x = 96,162.36 × 47,031.19
  4. Step 4: Simplify right side
    69,661.54x = 4,522,630,224.01
  5. Step 5: Solve for x
    x = 4,522,630,224.01/69,661.54
  6. Step 6: Final answer
    x = 64,922.91

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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.