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Finding the Fourth Proportional to 164,358.72, 226,815.12 and 88,907.22

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Solution

The fourth proportional to 164,358.72, 226,815.12 and 88,907.22 is: 122,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,358.72 : 226,815.12 = 88,907.22 : x
  2. Step 2: Convert to fraction form
    164,358.72/226,815.12 = 88,907.22/x
  3. Step 3: Cross multiply
    164,358.72x = 226,815.12 × 88,907.22
  4. Step 4: Simplify right side
    164,358.72x = 20,165,501,773.17
  5. Step 5: Solve for x
    x = 20,165,501,773.17/164,358.72
  6. Step 6: Final answer
    x = 122,692.01

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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.