Home / 219,395.52-329,106.03-61,636.27

Finding the Fourth Proportional to 219,395.52, 329,106.03 and 61,636.27

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Solution

The fourth proportional to 219,395.52, 329,106.03 and 61,636.27 is: 92,457.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,395.52 : 329,106.03 = 61,636.27 : x
  2. Step 2: Convert to fraction form
    219,395.52/329,106.03 = 61,636.27/x
  3. Step 3: Cross multiply
    219,395.52x = 329,106.03 × 61,636.27
  4. Step 4: Simplify right side
    219,395.52x = 20,284,868,123.71
  5. Step 5: Solve for x
    x = 20,284,868,123.71/219,395.52
  6. Step 6: Final answer
    x = 92,457.99

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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.