Home / 125,741.29-173,519.52-69,152.67

Finding the Fourth Proportional to 125,741.29, 173,519.52 and 69,152.67

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Solution

The fourth proportional to 125,741.29, 173,519.52 and 69,152.67 is: 95,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,741.29 : 173,519.52 = 69,152.67 : x
  2. Step 2: Convert to fraction form
    125,741.29/173,519.52 = 69,152.67/x
  3. Step 3: Cross multiply
    125,741.29x = 173,519.52 × 69,152.67
  4. Step 4: Simplify right side
    125,741.29x = 11,999,338,105.12
  5. Step 5: Solve for x
    x = 11,999,338,105.12/125,741.29
  6. Step 6: Final answer
    x = 95,428.78

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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.