Home / 93,961.66-129,641.64-53,667.40

Finding the Fourth Proportional to 93,961.66, 129,641.64 and 53,667.40

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Solution

The fourth proportional to 93,961.66, 129,641.64 and 53,667.40 is: 74,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,961.66 : 129,641.64 = 53,667.40 : x
  2. Step 2: Convert to fraction form
    93,961.66/129,641.64 = 53,667.40/x
  3. Step 3: Cross multiply
    93,961.66x = 129,641.64 × 53,667.40
  4. Step 4: Simplify right side
    93,961.66x = 6,957,529,750.54
  5. Step 5: Solve for x
    x = 6,957,529,750.54/93,961.66
  6. Step 6: Final answer
    x = 74,046.48

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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.