Home / 131,071.14-196,574.31-56,182.80

Finding the Fourth Proportional to 131,071.14, 196,574.31 and 56,182.80

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Solution

The fourth proportional to 131,071.14, 196,574.31 and 56,182.80 is: 84,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,071.14 : 196,574.31 = 56,182.80 : x
  2. Step 2: Convert to fraction form
    131,071.14/196,574.31 = 56,182.80/x
  3. Step 3: Cross multiply
    131,071.14x = 196,574.31 × 56,182.80
  4. Step 4: Simplify right side
    131,071.14x = 11,044,095,143.87
  5. Step 5: Solve for x
    x = 11,044,095,143.87/131,071.14
  6. Step 6: Final answer
    x = 84,260.31

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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.