Home / 117,770.09-176,548.25-42,837.27

Finding the Fourth Proportional to 117,770.09, 176,548.25 and 42,837.27

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Solution

The fourth proportional to 117,770.09, 176,548.25 and 42,837.27 is: 64,217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,770.09 : 176,548.25 = 42,837.27 : x
  2. Step 2: Convert to fraction form
    117,770.09/176,548.25 = 42,837.27/x
  3. Step 3: Cross multiply
    117,770.09x = 176,548.25 × 42,837.27
  4. Step 4: Simplify right side
    117,770.09x = 7,562,844,839.09
  5. Step 5: Solve for x
    x = 7,562,844,839.09/117,770.09
  6. Step 6: Final answer
    x = 64,217.02

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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.