Home / 219,037.26-328,596.39-69,315.24

Finding the Fourth Proportional to 219,037.26, 328,596.39 and 69,315.24

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Solution

The fourth proportional to 219,037.26, 328,596.39 and 69,315.24 is: 103,985.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,037.26 : 328,596.39 = 69,315.24 : x
  2. Step 2: Convert to fraction form
    219,037.26/328,596.39 = 69,315.24/x
  3. Step 3: Cross multiply
    219,037.26x = 328,596.39 × 69,315.24
  4. Step 4: Simplify right side
    219,037.26x = 22,776,737,635.98
  5. Step 5: Solve for x
    x = 22,776,737,635.98/219,037.26
  6. Step 6: Final answer
    x = 103,985.68

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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.