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Finding the Fourth Proportional to 184,476.90, 276,715.35 and 168,147.30

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Solution

The fourth proportional to 184,476.90, 276,715.35 and 168,147.30 is: 252,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,476.90 : 276,715.35 = 168,147.30 : x
  2. Step 2: Convert to fraction form
    184,476.90/276,715.35 = 168,147.30/x
  3. Step 3: Cross multiply
    184,476.90x = 276,715.35 × 168,147.30
  4. Step 4: Simplify right side
    184,476.90x = 46,528,938,971.06
  5. Step 5: Solve for x
    x = 46,528,938,971.06/184,476.90
  6. Step 6: Final answer
    x = 252,220.95

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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.