Home / 118,824.81-178,257.04-43,945.12

Finding the Fourth Proportional to 118,824.81, 178,257.04 and 43,945.12

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Solution

The fourth proportional to 118,824.81, 178,257.04 and 43,945.12 is: 65,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,824.81 : 178,257.04 = 43,945.12 : x
  2. Step 2: Convert to fraction form
    118,824.81/178,257.04 = 43,945.12/x
  3. Step 3: Cross multiply
    118,824.81x = 178,257.04 × 43,945.12
  4. Step 4: Simplify right side
    118,824.81x = 7,833,527,013.64
  5. Step 5: Solve for x
    x = 7,833,527,013.64/118,824.81
  6. Step 6: Final answer
    x = 65,925.01

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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.