Home / 131,426.25-197,279.73-56,583.51

Finding the Fourth Proportional to 131,426.25, 197,279.73 and 56,583.51

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Solution

The fourth proportional to 131,426.25, 197,279.73 and 56,583.51 is: 84,935.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,426.25 : 197,279.73 = 56,583.51 : x
  2. Step 2: Convert to fraction form
    131,426.25/197,279.73 = 56,583.51/x
  3. Step 3: Cross multiply
    131,426.25x = 197,279.73 × 56,583.51
  4. Step 4: Simplify right side
    131,426.25x = 11,162,779,575.25
  5. Step 5: Solve for x
    x = 11,162,779,575.25/131,426.25
  6. Step 6: Final answer
    x = 84,935.69

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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.