Home / 93,052.28-128,408.43-50,610.81

Finding the Fourth Proportional to 93,052.28, 128,408.43 and 50,610.81

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Solution

The fourth proportional to 93,052.28, 128,408.43 and 50,610.81 is: 69,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,052.28 : 128,408.43 = 50,610.81 : x
  2. Step 2: Convert to fraction form
    93,052.28/128,408.43 = 50,610.81/x
  3. Step 3: Cross multiply
    93,052.28x = 128,408.43 × 50,610.81
  4. Step 4: Simplify right side
    93,052.28x = 6,498,854,653.13
  5. Step 5: Solve for x
    x = 6,498,854,653.13/93,052.28
  6. Step 6: Final answer
    x = 69,840.90

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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.