Home / 256,467.37-384,621.09-96,565.55

Finding the Fourth Proportional to 256,467.37, 384,621.09 and 96,565.55

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Solution

The fourth proportional to 256,467.37, 384,621.09 and 96,565.55 is: 144,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,467.37 : 384,621.09 = 96,565.55 : x
  2. Step 2: Convert to fraction form
    256,467.37/384,621.09 = 96,565.55/x
  3. Step 3: Cross multiply
    256,467.37x = 384,621.09 × 96,565.55
  4. Step 4: Simplify right side
    256,467.37x = 37,141,146,978.79
  5. Step 5: Solve for x
    x = 37,141,146,978.79/256,467.37
  6. Step 6: Final answer
    x = 144,818.22

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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.