Home / 112,859.08-169,310.74-41,782.30

Finding the Fourth Proportional to 112,859.08, 169,310.74 and 41,782.30

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Solution

The fourth proportional to 112,859.08, 169,310.74 and 41,782.30 is: 62,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,859.08 : 169,310.74 = 41,782.30 : x
  2. Step 2: Convert to fraction form
    112,859.08/169,310.74 = 41,782.30/x
  3. Step 3: Cross multiply
    112,859.08x = 169,310.74 × 41,782.30
  4. Step 4: Simplify right side
    112,859.08x = 7,074,192,131.90
  5. Step 5: Solve for x
    x = 7,074,192,131.90/112,859.08
  6. Step 6: Final answer
    x = 62,681.64

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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.