Home / 125,491.02-188,196.61-41,231.76

Finding the Fourth Proportional to 125,491.02, 188,196.61 and 41,231.76

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Solution

The fourth proportional to 125,491.02, 188,196.61 and 41,231.76 is: 61,834.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,491.02 : 188,196.61 = 41,231.76 : x
  2. Step 2: Convert to fraction form
    125,491.02/188,196.61 = 41,231.76/x
  3. Step 3: Cross multiply
    125,491.02x = 188,196.61 × 41,231.76
  4. Step 4: Simplify right side
    125,491.02x = 7,759,677,456.33
  5. Step 5: Solve for x
    x = 7,759,677,456.33/125,491.02
  6. Step 6: Final answer
    x = 61,834.52

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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.