Home / 64,185.65-96,301.27-28,643.73

Finding the Fourth Proportional to 64,185.65, 96,301.27 and 28,643.73

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Solution

The fourth proportional to 64,185.65, 96,301.27 and 28,643.73 is: 42,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,185.65 : 96,301.27 = 28,643.73 : x
  2. Step 2: Convert to fraction form
    64,185.65/96,301.27 = 28,643.73/x
  3. Step 3: Cross multiply
    64,185.65x = 96,301.27 × 28,643.73
  4. Step 4: Simplify right side
    64,185.65x = 2,758,427,576.54
  5. Step 5: Solve for x
    x = 2,758,427,576.54/64,185.65
  6. Step 6: Final answer
    x = 42,975.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.