Home / 264,118.02-364,480.74-143,259

Finding the Fourth Proportional to 264,118.02, 364,480.74 and 143,259

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Solution

The fourth proportional to 264,118.02, 364,480.74 and 143,259 is: 197,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,118.02 : 364,480.74 = 143,259 : x
  2. Step 2: Convert to fraction form
    264,118.02/364,480.74 = 143,259/x
  3. Step 3: Cross multiply
    264,118.02x = 364,480.74 × 143,259
  4. Step 4: Simplify right side
    264,118.02x = 52,215,146,331.66
  5. Step 5: Solve for x
    x = 52,215,146,331.66/264,118.02
  6. Step 6: Final answer
    x = 197,696.27

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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.