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Finding the Fourth Proportional to 117,437, 176,173.84 and 38,533.28

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Solution

The fourth proportional to 117,437, 176,173.84 and 38,533.28 is: 57,805.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,437 : 176,173.84 = 38,533.28 : x
  2. Step 2: Convert to fraction form
    117,437/176,173.84 = 38,533.28/x
  3. Step 3: Cross multiply
    117,437x = 176,173.84 × 38,533.28
  4. Step 4: Simplify right side
    117,437x = 6,788,555,905.40
  5. Step 5: Solve for x
    x = 6,788,555,905.40/117,437
  6. Step 6: Final answer
    x = 57,805.94

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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.