Home / 51,477.12-77,106.33-29,279.07

Finding the Fourth Proportional to 51,477.12, 77,106.33 and 29,279.07

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Solution

The fourth proportional to 51,477.12, 77,106.33 and 29,279.07 is: 43,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,477.12 : 77,106.33 = 29,279.07 : x
  2. Step 2: Convert to fraction form
    51,477.12/77,106.33 = 29,279.07/x
  3. Step 3: Cross multiply
    51,477.12x = 77,106.33 × 29,279.07
  4. Step 4: Simplify right side
    51,477.12x = 2,257,601,633.51
  5. Step 5: Solve for x
    x = 2,257,601,633.51/51,477.12
  6. Step 6: Final answer
    x = 43,856.41

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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.