Home / 118,956.48-178,325.44-51,446.28

Finding the Fourth Proportional to 118,956.48, 178,325.44 and 51,446.28

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Solution

The fourth proportional to 118,956.48, 178,325.44 and 51,446.28 is: 77,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,956.48 : 178,325.44 = 51,446.28 : x
  2. Step 2: Convert to fraction form
    118,956.48/178,325.44 = 51,446.28/x
  3. Step 3: Cross multiply
    118,956.48x = 178,325.44 × 51,446.28
  4. Step 4: Simplify right side
    118,956.48x = 9,174,181,057.47
  5. Step 5: Solve for x
    x = 9,174,181,057.47/118,956.48
  6. Step 6: Final answer
    x = 77,122.17

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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.