Home / 131,051.81-196,577.91-56,166.09

Finding the Fourth Proportional to 131,051.81, 196,577.91 and 56,166.09

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Solution

The fourth proportional to 131,051.81, 196,577.91 and 56,166.09 is: 84,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,051.81 : 196,577.91 = 56,166.09 : x
  2. Step 2: Convert to fraction form
    131,051.81/196,577.91 = 56,166.09/x
  3. Step 3: Cross multiply
    131,051.81x = 196,577.91 × 56,166.09
  4. Step 4: Simplify right side
    131,051.81x = 11,041,012,585.07
  5. Step 5: Solve for x
    x = 11,041,012,585.07/131,051.81
  6. Step 6: Final answer
    x = 84,249.22

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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.