Home / 188,038.49-282,099.24-69,709.83

Finding the Fourth Proportional to 188,038.49, 282,099.24 and 69,709.83

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Solution

The fourth proportional to 188,038.49, 282,099.24 and 69,709.83 is: 104,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,038.49 : 282,099.24 = 69,709.83 : x
  2. Step 2: Convert to fraction form
    188,038.49/282,099.24 = 69,709.83/x
  3. Step 3: Cross multiply
    188,038.49x = 282,099.24 × 69,709.83
  4. Step 4: Simplify right side
    188,038.49x = 19,665,088,653.03
  5. Step 5: Solve for x
    x = 19,665,088,653.03/188,038.49
  6. Step 6: Final answer
    x = 104,580.13

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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.