Home / 57,917.54-79,885.01-53,152.87

Finding the Fourth Proportional to 57,917.54, 79,885.01 and 53,152.87

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Solution

The fourth proportional to 57,917.54, 79,885.01 and 53,152.87 is: 73,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,917.54 : 79,885.01 = 53,152.87 : x
  2. Step 2: Convert to fraction form
    57,917.54/79,885.01 = 53,152.87/x
  3. Step 3: Cross multiply
    57,917.54x = 79,885.01 × 53,152.87
  4. Step 4: Simplify right side
    57,917.54x = 4,246,117,551.48
  5. Step 5: Solve for x
    x = 4,246,117,551.48/57,917.54
  6. Step 6: Final answer
    x = 73,313.15

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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.