Home / 219,742.65-329,584.70-61,983.81

Finding the Fourth Proportional to 219,742.65, 329,584.70 and 61,983.81

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Solution

The fourth proportional to 219,742.65, 329,584.70 and 61,983.81 is: 92,967.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,742.65 : 329,584.70 = 61,983.81 : x
  2. Step 2: Convert to fraction form
    219,742.65/329,584.70 = 61,983.81/x
  3. Step 3: Cross multiply
    219,742.65x = 329,584.70 × 61,983.81
  4. Step 4: Simplify right side
    219,742.65x = 20,428,915,113.79
  5. Step 5: Solve for x
    x = 20,428,915,113.79/219,742.65
  6. Step 6: Final answer
    x = 92,967.46

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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.