Home / 131,054.65-196,549.47-56,166.31

Finding the Fourth Proportional to 131,054.65, 196,549.47 and 56,166.31

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Solution

The fourth proportional to 131,054.65, 196,549.47 and 56,166.31 is: 84,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,054.65 : 196,549.47 = 56,166.31 : x
  2. Step 2: Convert to fraction form
    131,054.65/196,549.47 = 56,166.31/x
  3. Step 3: Cross multiply
    131,054.65x = 196,549.47 × 56,166.31
  4. Step 4: Simplify right side
    131,054.65x = 11,039,458,462.36
  5. Step 5: Solve for x
    x = 11,039,458,462.36/131,054.65
  6. Step 6: Final answer
    x = 84,235.53

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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.