Home / 125,741.22-173,519.42-69,152.64

Finding the Fourth Proportional to 125,741.22, 173,519.42 and 69,152.64

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Solution

The fourth proportional to 125,741.22, 173,519.42 and 69,152.64 is: 95,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,741.22 : 173,519.42 = 69,152.64 : x
  2. Step 2: Convert to fraction form
    125,741.22/173,519.42 = 69,152.64/x
  3. Step 3: Cross multiply
    125,741.22x = 173,519.42 × 69,152.64
  4. Step 4: Simplify right side
    125,741.22x = 11,999,325,638.51
  5. Step 5: Solve for x
    x = 11,999,325,638.51/125,741.22
  6. Step 6: Final answer
    x = 95,428.74

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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.