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Finding the Fourth Proportional to 173,669.30, 260,503.95 and 117,536.30

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Solution

The fourth proportional to 173,669.30, 260,503.95 and 117,536.30 is: 176,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,669.30 : 260,503.95 = 117,536.30 : x
  2. Step 2: Convert to fraction form
    173,669.30/260,503.95 = 117,536.30/x
  3. Step 3: Cross multiply
    173,669.30x = 260,503.95 × 117,536.30
  4. Step 4: Simplify right side
    173,669.30x = 30,618,670,418.39
  5. Step 5: Solve for x
    x = 30,618,670,418.39/173,669.30
  6. Step 6: Final answer
    x = 176,304.45

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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.