Home / 134,072.71-184,975.32-75,921.52

Finding the Fourth Proportional to 134,072.71, 184,975.32 and 75,921.52

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Solution

The fourth proportional to 134,072.71, 184,975.32 and 75,921.52 is: 104,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,072.71 : 184,975.32 = 75,921.52 : x
  2. Step 2: Convert to fraction form
    134,072.71/184,975.32 = 75,921.52/x
  3. Step 3: Cross multiply
    134,072.71x = 184,975.32 × 75,921.52
  4. Step 4: Simplify right side
    134,072.71x = 14,043,607,456.89
  5. Step 5: Solve for x
    x = 14,043,607,456.89/134,072.71
  6. Step 6: Final answer
    x = 104,746.20

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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.