Home / 219,669.05-329,438.99-93,308.29

Finding the Fourth Proportional to 219,669.05, 329,438.99 and 93,308.29

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Solution

The fourth proportional to 219,669.05, 329,438.99 and 93,308.29 is: 139,935.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,669.05 : 329,438.99 = 93,308.29 : x
  2. Step 2: Convert to fraction form
    219,669.05/329,438.99 = 93,308.29/x
  3. Step 3: Cross multiply
    219,669.05x = 329,438.99 × 93,308.29
  4. Step 4: Simplify right side
    219,669.05x = 30,739,389,111.39
  5. Step 5: Solve for x
    x = 30,739,389,111.39/219,669.05
  6. Step 6: Final answer
    x = 139,935.00

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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.