Home / 109,782.24-164,669.52-46,561.68

Finding the Fourth Proportional to 109,782.24, 164,669.52 and 46,561.68

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Solution

The fourth proportional to 109,782.24, 164,669.52 and 46,561.68 is: 69,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,782.24 : 164,669.52 = 46,561.68 : x
  2. Step 2: Convert to fraction form
    109,782.24/164,669.52 = 46,561.68/x
  3. Step 3: Cross multiply
    109,782.24x = 164,669.52 × 46,561.68
  4. Step 4: Simplify right side
    109,782.24x = 7,667,289,495.99
  5. Step 5: Solve for x
    x = 7,667,289,495.99/109,782.24
  6. Step 6: Final answer
    x = 69,840.89

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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.