Home / 219,122.34-328,732.73-69,371.62

Finding the Fourth Proportional to 219,122.34, 328,732.73 and 69,371.62

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Solution

The fourth proportional to 219,122.34, 328,732.73 and 69,371.62 is: 104,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,122.34 : 328,732.73 = 69,371.62 : x
  2. Step 2: Convert to fraction form
    219,122.34/328,732.73 = 69,371.62/x
  3. Step 3: Cross multiply
    219,122.34x = 328,732.73 × 69,371.62
  4. Step 4: Simplify right side
    219,122.34x = 22,804,722,027.12
  5. Step 5: Solve for x
    x = 22,804,722,027.12/219,122.34
  6. Step 6: Final answer
    x = 104,073.01

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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.