Home / 277,926.68-416,887-67,564.84

Finding the Fourth Proportional to 277,926.68, 416,887 and 67,564.84

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Solution

The fourth proportional to 277,926.68, 416,887 and 67,564.84 is: 101,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,926.68 : 416,887 = 67,564.84 : x
  2. Step 2: Convert to fraction form
    277,926.68/416,887 = 67,564.84/x
  3. Step 3: Cross multiply
    277,926.68x = 416,887 × 67,564.84
  4. Step 4: Simplify right side
    277,926.68x = 28,166,903,453.08
  5. Step 5: Solve for x
    x = 28,166,903,453.08/277,926.68
  6. Step 6: Final answer
    x = 101,346.53

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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.