Home / 45,325.08-68,021.66-23,157

Finding the Fourth Proportional to 45,325.08, 68,021.66 and 23,157

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Solution

The fourth proportional to 45,325.08, 68,021.66 and 23,157 is: 34,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,325.08 : 68,021.66 = 23,157 : x
  2. Step 2: Convert to fraction form
    45,325.08/68,021.66 = 23,157/x
  3. Step 3: Cross multiply
    45,325.08x = 68,021.66 × 23,157
  4. Step 4: Simplify right side
    45,325.08x = 1,575,177,580.62
  5. Step 5: Solve for x
    x = 1,575,177,580.62/45,325.08
  6. Step 6: Final answer
    x = 34,752.89

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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.