Home / 226,099.58-312,018.26-124,135.49

Finding the Fourth Proportional to 226,099.58, 312,018.26 and 124,135.49

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Solution

The fourth proportional to 226,099.58, 312,018.26 and 124,135.49 is: 171,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,099.58 : 312,018.26 = 124,135.49 : x
  2. Step 2: Convert to fraction form
    226,099.58/312,018.26 = 124,135.49/x
  3. Step 3: Cross multiply
    226,099.58x = 312,018.26 × 124,135.49
  4. Step 4: Simplify right side
    226,099.58x = 38,732,539,220.27
  5. Step 5: Solve for x
    x = 38,732,539,220.27/226,099.58
  6. Step 6: Final answer
    x = 171,307.44

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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.