Home / 117,564.59-176,344.45-28,818.56

Finding the Fourth Proportional to 117,564.59, 176,344.45 and 28,818.56

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Solution

The fourth proportional to 117,564.59, 176,344.45 and 28,818.56 is: 43,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,564.59 : 176,344.45 = 28,818.56 : x
  2. Step 2: Convert to fraction form
    117,564.59/176,344.45 = 28,818.56/x
  3. Step 3: Cross multiply
    117,564.59x = 176,344.45 × 28,818.56
  4. Step 4: Simplify right side
    117,564.59x = 5,081,992,159.22
  5. Step 5: Solve for x
    x = 5,081,992,159.22/117,564.59
  6. Step 6: Final answer
    x = 43,227.24

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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.