Home / 69,733.08-104,600.52-19,814.40

Finding the Fourth Proportional to 69,733.08, 104,600.52 and 19,814.40

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Solution

The fourth proportional to 69,733.08, 104,600.52 and 19,814.40 is: 29,721.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,733.08 : 104,600.52 = 19,814.40 : x
  2. Step 2: Convert to fraction form
    69,733.08/104,600.52 = 19,814.40/x
  3. Step 3: Cross multiply
    69,733.08x = 104,600.52 × 19,814.40
  4. Step 4: Simplify right side
    69,733.08x = 2,072,596,543.49
  5. Step 5: Solve for x
    x = 2,072,596,543.49/69,733.08
  6. Step 6: Final answer
    x = 29,721.86

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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.