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Finding the Fourth Proportional to 164,392.36, 226,861.86 and 88,941.40

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Solution

The fourth proportional to 164,392.36, 226,861.86 and 88,941.40 is: 122,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,392.36 : 226,861.86 = 88,941.40 : x
  2. Step 2: Convert to fraction form
    164,392.36/226,861.86 = 88,941.40/x
  3. Step 3: Cross multiply
    164,392.36x = 226,861.86 × 88,941.40
  4. Step 4: Simplify right side
    164,392.36x = 20,177,411,435.00
  5. Step 5: Solve for x
    x = 20,177,411,435.00/164,392.36
  6. Step 6: Final answer
    x = 122,739.35

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1.5x scale

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.