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Finding the Fourth Proportional to 184,129.65, 254,069.19 and 103,552.38

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Solution

The fourth proportional to 184,129.65, 254,069.19 and 103,552.38 is: 142,885.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,129.65 : 254,069.19 = 103,552.38 : x
  2. Step 2: Convert to fraction form
    184,129.65/254,069.19 = 103,552.38/x
  3. Step 3: Cross multiply
    184,129.65x = 254,069.19 × 103,552.38
  4. Step 4: Simplify right side
    184,129.65x = 26,309,469,309.17
  5. Step 5: Solve for x
    x = 26,309,469,309.17/184,129.65
  6. Step 6: Final answer
    x = 142,885.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.