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Finding the Fourth Proportional to 125,577, 173,296.34 and 68,992.02

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Solution

The fourth proportional to 125,577, 173,296.34 and 68,992.02 is: 95,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,577 : 173,296.34 = 68,992.02 : x
  2. Step 2: Convert to fraction form
    125,577/173,296.34 = 68,992.02/x
  3. Step 3: Cross multiply
    125,577x = 173,296.34 × 68,992.02
  4. Step 4: Simplify right side
    125,577x = 11,956,064,210.25
  5. Step 5: Solve for x
    x = 11,956,064,210.25/125,577
  6. Step 6: Final answer
    x = 95,209.03

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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.