Home / 165,563.06-248,353.77-47,225.30

Finding the Fourth Proportional to 165,563.06, 248,353.77 and 47,225.30

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Solution

The fourth proportional to 165,563.06, 248,353.77 and 47,225.30 is: 70,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,563.06 : 248,353.77 = 47,225.30 : x
  2. Step 2: Convert to fraction form
    165,563.06/248,353.77 = 47,225.30/x
  3. Step 3: Cross multiply
    165,563.06x = 248,353.77 × 47,225.30
  4. Step 4: Simplify right side
    165,563.06x = 11,728,581,294.38
  5. Step 5: Solve for x
    x = 11,728,581,294.38/165,563.06
  6. Step 6: Final answer
    x = 70,840.57

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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.