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Finding the Fourth Proportional to 113,858.06, 170,666.80 and 37,936.06

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Solution

The fourth proportional to 113,858.06, 170,666.80 and 37,936.06 is: 56,864.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,858.06 : 170,666.80 = 37,936.06 : x
  2. Step 2: Convert to fraction form
    113,858.06/170,666.80 = 37,936.06/x
  3. Step 3: Cross multiply
    113,858.06x = 170,666.80 × 37,936.06
  4. Step 4: Simplify right side
    113,858.06x = 6,474,425,443.30
  5. Step 5: Solve for x
    x = 6,474,425,443.30/113,858.06
  6. Step 6: Final answer
    x = 56,864.01

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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.