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Finding the Fourth Proportional to 173,495, 239,423.22 and 94,007

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Solution

The fourth proportional to 173,495, 239,423.22 and 94,007 is: 129,729.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,495 : 239,423.22 = 94,007 : x
  2. Step 2: Convert to fraction form
    173,495/239,423.22 = 94,007/x
  3. Step 3: Cross multiply
    173,495x = 239,423.22 × 94,007
  4. Step 4: Simplify right side
    173,495x = 22,507,458,642.54
  5. Step 5: Solve for x
    x = 22,507,458,642.54/173,495
  6. Step 6: Final answer
    x = 129,729.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.