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Finding the Fourth Proportional to 117,954.35, 176,804.25 and 57,913.01

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Solution

The fourth proportional to 117,954.35, 176,804.25 and 57,913.01 is: 86,807.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,954.35 : 176,804.25 = 57,913.01 : x
  2. Step 2: Convert to fraction form
    117,954.35/176,804.25 = 57,913.01/x
  3. Step 3: Cross multiply
    117,954.35x = 176,804.25 × 57,913.01
  4. Step 4: Simplify right side
    117,954.35x = 10,239,265,414.27
  5. Step 5: Solve for x
    x = 10,239,265,414.27/117,954.35
  6. Step 6: Final answer
    x = 86,807.02

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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.