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Finding the Fourth Proportional to 119,364.24, 164,722.71 and 65,652.90

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Solution

The fourth proportional to 119,364.24, 164,722.71 and 65,652.90 is: 90,601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,364.24 : 164,722.71 = 65,652.90 : x
  2. Step 2: Convert to fraction form
    119,364.24/164,722.71 = 65,652.90/x
  3. Step 3: Cross multiply
    119,364.24x = 164,722.71 × 65,652.90
  4. Step 4: Simplify right side
    119,364.24x = 10,814,523,607.36
  5. Step 5: Solve for x
    x = 10,814,523,607.36/119,364.24
  6. Step 6: Final answer
    x = 90,601.03

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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.