Home / 109,421.08-164,107.92-29,457.07

Finding the Fourth Proportional to 109,421.08, 164,107.92 and 29,457.07

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Solution

The fourth proportional to 109,421.08, 164,107.92 and 29,457.07 is: 44,179.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,421.08 : 164,107.92 = 29,457.07 : x
  2. Step 2: Convert to fraction form
    109,421.08/164,107.92 = 29,457.07/x
  3. Step 3: Cross multiply
    109,421.08x = 164,107.92 × 29,457.07
  4. Step 4: Simplify right side
    109,421.08x = 4,834,138,486.99
  5. Step 5: Solve for x
    x = 4,834,138,486.99/109,421.08
  6. Step 6: Final answer
    x = 44,179.22

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1.5x scale

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.