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Finding the Fourth Proportional to 237,807.51, 356,523.75 and 117,905.64

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Solution

The fourth proportional to 237,807.51, 356,523.75 and 117,905.64 is: 176,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,807.51 : 356,523.75 = 117,905.64 : x
  2. Step 2: Convert to fraction form
    237,807.51/356,523.75 = 117,905.64/x
  3. Step 3: Cross multiply
    237,807.51x = 356,523.75 × 117,905.64
  4. Step 4: Simplify right side
    237,807.51x = 42,036,160,918.95
  5. Step 5: Solve for x
    x = 42,036,160,918.95/237,807.51
  6. Step 6: Final answer
    x = 176,765.49

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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.