Home / 130,485.52-195,705.24-51,573.52

Finding the Fourth Proportional to 130,485.52, 195,705.24 and 51,573.52

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Solution

The fourth proportional to 130,485.52, 195,705.24 and 51,573.52 is: 77,351.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,485.52 : 195,705.24 = 51,573.52 : x
  2. Step 2: Convert to fraction form
    130,485.52/195,705.24 = 51,573.52/x
  3. Step 3: Cross multiply
    130,485.52x = 195,705.24 × 51,573.52
  4. Step 4: Simplify right side
    130,485.52x = 10,093,208,109.24
  5. Step 5: Solve for x
    x = 10,093,208,109.24/130,485.52
  6. Step 6: Final answer
    x = 77,351.17

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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.