Home / 219,298.24-328,988.91-69,576.22

Finding the Fourth Proportional to 219,298.24, 328,988.91 and 69,576.22

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Solution

The fourth proportional to 219,298.24, 328,988.91 and 69,576.22 is: 104,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,298.24 : 328,988.91 = 69,576.22 : x
  2. Step 2: Convert to fraction form
    219,298.24/328,988.91 = 69,576.22/x
  3. Step 3: Cross multiply
    219,298.24x = 328,988.91 × 69,576.22
  4. Step 4: Simplify right side
    219,298.24x = 22,889,804,779.72
  5. Step 5: Solve for x
    x = 22,889,804,779.72/219,298.24
  6. Step 6: Final answer
    x = 104,377.51

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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.