Home / 122,481.02-183,721.47-38,248.41

Finding the Fourth Proportional to 122,481.02, 183,721.47 and 38,248.41

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Solution

The fourth proportional to 122,481.02, 183,721.47 and 38,248.41 is: 57,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,481.02 : 183,721.47 = 38,248.41 : x
  2. Step 2: Convert to fraction form
    122,481.02/183,721.47 = 38,248.41/x
  3. Step 3: Cross multiply
    122,481.02x = 183,721.47 × 38,248.41
  4. Step 4: Simplify right side
    122,481.02x = 7,027,053,315.60
  5. Step 5: Solve for x
    x = 7,027,053,315.60/122,481.02
  6. Step 6: Final answer
    x = 57,372.59

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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.