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Finding the Fourth Proportional to 116,028.60, 174,018.60 and 56,906.70

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Solution

The fourth proportional to 116,028.60, 174,018.60 and 56,906.70 is: 85,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,028.60 : 174,018.60 = 56,906.70 : x
  2. Step 2: Convert to fraction form
    116,028.60/174,018.60 = 56,906.70/x
  3. Step 3: Cross multiply
    116,028.60x = 174,018.60 × 56,906.70
  4. Step 4: Simplify right side
    116,028.60x = 9,902,824,264.62
  5. Step 5: Solve for x
    x = 9,902,824,264.62/116,028.60
  6. Step 6: Final answer
    x = 85,348.13

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1.5x scale

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.