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Finding the Fourth Proportional to 114,047.88, 157,379.71 and 63,057.54

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Solution

The fourth proportional to 114,047.88, 157,379.71 and 63,057.54 is: 87,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,047.88 : 157,379.71 = 63,057.54 : x
  2. Step 2: Convert to fraction form
    114,047.88/157,379.71 = 63,057.54/x
  3. Step 3: Cross multiply
    114,047.88x = 157,379.71 × 63,057.54
  4. Step 4: Simplify right side
    114,047.88x = 9,923,977,358.51
  5. Step 5: Solve for x
    x = 9,923,977,358.51/114,047.88
  6. Step 6: Final answer
    x = 87,015.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.