Home / 122,696.87-184,047.61-38,455.17

Finding the Fourth Proportional to 122,696.87, 184,047.61 and 38,455.17

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Solution

The fourth proportional to 122,696.87, 184,047.61 and 38,455.17 is: 57,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,696.87 : 184,047.61 = 38,455.17 : x
  2. Step 2: Convert to fraction form
    122,696.87/184,047.61 = 38,455.17/x
  3. Step 3: Cross multiply
    122,696.87x = 184,047.61 × 38,455.17
  4. Step 4: Simplify right side
    122,696.87x = 7,077,581,210.41
  5. Step 5: Solve for x
    x = 7,077,581,210.41/122,696.87
  6. Step 6: Final answer
    x = 57,683.47

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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.