Home / 117,631.16-176,447.33-28,884.69

Finding the Fourth Proportional to 117,631.16, 176,447.33 and 28,884.69

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Solution

The fourth proportional to 117,631.16, 176,447.33 and 28,884.69 is: 43,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,631.16 : 176,447.33 = 28,884.69 : x
  2. Step 2: Convert to fraction form
    117,631.16/176,447.33 = 28,884.69/x
  3. Step 3: Cross multiply
    117,631.16x = 176,447.33 × 28,884.69
  4. Step 4: Simplify right side
    117,631.16x = 5,096,626,205.07
  5. Step 5: Solve for x
    x = 5,096,626,205.07/117,631.16
  6. Step 6: Final answer
    x = 43,327.18

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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.