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Finding the Fourth Proportional to 179,058.84, 268,605.84 and 65,237.64

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Solution

The fourth proportional to 179,058.84, 268,605.84 and 65,237.64 is: 97,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,058.84 : 268,605.84 = 65,237.64 : x
  2. Step 2: Convert to fraction form
    179,058.84/268,605.84 = 65,237.64/x
  3. Step 3: Cross multiply
    179,058.84x = 268,605.84 × 65,237.64
  4. Step 4: Simplify right side
    179,058.84x = 17,523,211,091.82
  5. Step 5: Solve for x
    x = 17,523,211,091.82/179,058.84
  6. Step 6: Final answer
    x = 97,862.87

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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.