Home / 114,108.21-157,416.31-73,834.96

Finding the Fourth Proportional to 114,108.21, 157,416.31 and 73,834.96

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Solution

The fourth proportional to 114,108.21, 157,416.31 and 73,834.96 is: 101,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,108.21 : 157,416.31 = 73,834.96 : x
  2. Step 2: Convert to fraction form
    114,108.21/157,416.31 = 73,834.96/x
  3. Step 3: Cross multiply
    114,108.21x = 157,416.31 × 73,834.96
  4. Step 4: Simplify right side
    114,108.21x = 11,622,826,583.02
  5. Step 5: Solve for x
    x = 11,622,826,583.02/114,108.21
  6. Step 6: Final answer
    x = 101,857.93

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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.