Home / 117,792.48-162,551.94-64,077.96

Finding the Fourth Proportional to 117,792.48, 162,551.94 and 64,077.96

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Solution

The fourth proportional to 117,792.48, 162,551.94 and 64,077.96 is: 88,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,792.48 : 162,551.94 = 64,077.96 : x
  2. Step 2: Convert to fraction form
    117,792.48/162,551.94 = 64,077.96/x
  3. Step 3: Cross multiply
    117,792.48x = 162,551.94 × 64,077.96
  4. Step 4: Simplify right side
    117,792.48x = 10,415,996,709.24
  5. Step 5: Solve for x
    x = 10,415,996,709.24/117,792.48
  6. Step 6: Final answer
    x = 88,426.67

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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.