Home / 77,231.18-106,595.66-47,026.48

Finding the Fourth Proportional to 77,231.18, 106,595.66 and 47,026.48

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Solution

The fourth proportional to 77,231.18, 106,595.66 and 47,026.48 is: 64,906.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,231.18 : 106,595.66 = 47,026.48 : x
  2. Step 2: Convert to fraction form
    77,231.18/106,595.66 = 47,026.48/x
  3. Step 3: Cross multiply
    77,231.18x = 106,595.66 × 47,026.48
  4. Step 4: Simplify right side
    77,231.18x = 5,012,818,673.08
  5. Step 5: Solve for x
    x = 5,012,818,673.08/77,231.18
  6. Step 6: Final answer
    x = 64,906.67

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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.