Home / 130,976.98-196,300.99-56,009.06

Finding the Fourth Proportional to 130,976.98, 196,300.99 and 56,009.06

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Solution

The fourth proportional to 130,976.98, 196,300.99 and 56,009.06 is: 83,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,976.98 : 196,300.99 = 56,009.06 : x
  2. Step 2: Convert to fraction form
    130,976.98/196,300.99 = 56,009.06/x
  3. Step 3: Cross multiply
    130,976.98x = 196,300.99 × 56,009.06
  4. Step 4: Simplify right side
    130,976.98x = 10,994,633,926.97
  5. Step 5: Solve for x
    x = 10,994,633,926.97/130,976.98
  6. Step 6: Final answer
    x = 83,943.25

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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.