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Finding the Fourth Proportional to 117,494.67, 176,242.02 and 42,597.84

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Solution

The fourth proportional to 117,494.67, 176,242.02 and 42,597.84 is: 63,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,494.67 : 176,242.02 = 42,597.84 : x
  2. Step 2: Convert to fraction form
    117,494.67/176,242.02 = 42,597.84/x
  3. Step 3: Cross multiply
    117,494.67x = 176,242.02 × 42,597.84
  4. Step 4: Simplify right side
    117,494.67x = 7,507,529,369.24
  5. Step 5: Solve for x
    x = 7,507,529,369.24/117,494.67
  6. Step 6: Final answer
    x = 63,896.77

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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.