Home / 259,424.83-388,771.45-122,501.84

Finding the Fourth Proportional to 259,424.83, 388,771.45 and 122,501.84

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Solution

The fourth proportional to 259,424.83, 388,771.45 and 122,501.84 is: 183,580.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,424.83 : 388,771.45 = 122,501.84 : x
  2. Step 2: Convert to fraction form
    259,424.83/388,771.45 = 122,501.84/x
  3. Step 3: Cross multiply
    259,424.83x = 388,771.45 × 122,501.84
  4. Step 4: Simplify right side
    259,424.83x = 47,625,215,714.36
  5. Step 5: Solve for x
    x = 47,625,215,714.36/259,424.83
  6. Step 6: Final answer
    x = 183,580.02

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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.