Home / 73,953.26-102,054.03-42,121.34

Finding the Fourth Proportional to 73,953.26, 102,054.03 and 42,121.34

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Solution

The fourth proportional to 73,953.26, 102,054.03 and 42,121.34 is: 58,126.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,953.26 : 102,054.03 = 42,121.34 : x
  2. Step 2: Convert to fraction form
    73,953.26/102,054.03 = 42,121.34/x
  3. Step 3: Cross multiply
    73,953.26x = 102,054.03 × 42,121.34
  4. Step 4: Simplify right side
    73,953.26x = 4,298,652,496.00
  5. Step 5: Solve for x
    x = 4,298,652,496.00/73,953.26
  6. Step 6: Final answer
    x = 58,126.61

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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.