Home / 97,027.38-133,890.53-54,577.71

Finding the Fourth Proportional to 97,027.38, 133,890.53 and 54,577.71

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Solution

The fourth proportional to 97,027.38, 133,890.53 and 54,577.71 is: 75,313.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,027.38 : 133,890.53 = 54,577.71 : x
  2. Step 2: Convert to fraction form
    97,027.38/133,890.53 = 54,577.71/x
  3. Step 3: Cross multiply
    97,027.38x = 133,890.53 × 54,577.71
  4. Step 4: Simplify right side
    97,027.38x = 7,307,438,245.20
  5. Step 5: Solve for x
    x = 7,307,438,245.20/97,027.38
  6. Step 6: Final answer
    x = 75,313.16

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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.