Home / 122,362.49-183,504.84-83,171.45

Finding the Fourth Proportional to 122,362.49, 183,504.84 and 83,171.45

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Solution

The fourth proportional to 122,362.49, 183,504.84 and 83,171.45 is: 124,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,362.49 : 183,504.84 = 83,171.45 : x
  2. Step 2: Convert to fraction form
    122,362.49/183,504.84 = 83,171.45/x
  3. Step 3: Cross multiply
    122,362.49x = 183,504.84 × 83,171.45
  4. Step 4: Simplify right side
    122,362.49x = 15,262,362,707.29
  5. Step 5: Solve for x
    x = 15,262,362,707.29/122,362.49
  6. Step 6: Final answer
    x = 124,730.74

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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.