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Finding the Fourth Proportional to 164,322.56, 226,765.08 and 88,871.12

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Solution

The fourth proportional to 164,322.56, 226,765.08 and 88,871.12 is: 122,642.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,322.56 : 226,765.08 = 88,871.12 : x
  2. Step 2: Convert to fraction form
    164,322.56/226,765.08 = 88,871.12/x
  3. Step 3: Cross multiply
    164,322.56x = 226,765.08 × 88,871.12
  4. Step 4: Simplify right side
    164,322.56x = 20,152,866,636.49
  5. Step 5: Solve for x
    x = 20,152,866,636.49/164,322.56
  6. Step 6: Final answer
    x = 122,642.12

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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.