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Finding the Fourth Proportional to 116,114.40, 173,685.60 and 104,353.20

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Solution

The fourth proportional to 116,114.40, 173,685.60 and 104,353.20 is: 156,093.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,114.40 : 173,685.60 = 104,353.20 : x
  2. Step 2: Convert to fraction form
    116,114.40/173,685.60 = 104,353.20/x
  3. Step 3: Cross multiply
    116,114.40x = 173,685.60 × 104,353.20
  4. Step 4: Simplify right side
    116,114.40x = 18,124,648,153.92
  5. Step 5: Solve for x
    x = 18,124,648,153.92/116,114.40
  6. Step 6: Final answer
    x = 156,093.03

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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.