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Finding the Fourth Proportional to 219,334.72, 329,106.68 and 119,492.71

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Solution

The fourth proportional to 219,334.72, 329,106.68 and 119,492.71 is: 179,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,334.72 : 329,106.68 = 119,492.71 : x
  2. Step 2: Convert to fraction form
    219,334.72/329,106.68 = 119,492.71/x
  3. Step 3: Cross multiply
    219,334.72x = 329,106.68 × 119,492.71
  4. Step 4: Simplify right side
    219,334.72x = 39,325,849,072.30
  5. Step 5: Solve for x
    x = 39,325,849,072.30/219,334.72
  6. Step 6: Final answer
    x = 179,296.05

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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.