Home / 105,484.44-158,228.28-34,406.76

Finding the Fourth Proportional to 105,484.44, 158,228.28 and 34,406.76

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Solution

The fourth proportional to 105,484.44, 158,228.28 and 34,406.76 is: 51,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,484.44 : 158,228.28 = 34,406.76 : x
  2. Step 2: Convert to fraction form
    105,484.44/158,228.28 = 34,406.76/x
  3. Step 3: Cross multiply
    105,484.44x = 158,228.28 × 34,406.76
  4. Step 4: Simplify right side
    105,484.44x = 5,444,122,455.17
  5. Step 5: Solve for x
    x = 5,444,122,455.17/105,484.44
  6. Step 6: Final answer
    x = 51,610.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.