Home / 89,349.90-134,004.42-53,336.52

Finding the Fourth Proportional to 89,349.90, 134,004.42 and 53,336.52

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Solution

The fourth proportional to 89,349.90, 134,004.42 and 53,336.52 is: 79,992.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,349.90 : 134,004.42 = 53,336.52 : x
  2. Step 2: Convert to fraction form
    89,349.90/134,004.42 = 53,336.52/x
  3. Step 3: Cross multiply
    89,349.90x = 134,004.42 × 53,336.52
  4. Step 4: Simplify right side
    89,349.90x = 7,147,329,427.42
  5. Step 5: Solve for x
    x = 7,147,329,427.42/89,349.90
  6. Step 6: Final answer
    x = 79,992.58

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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.