Home / 53,163.12-73,365.48-30,503.12

Finding the Fourth Proportional to 53,163.12, 73,365.48 and 30,503.12

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Solution

The fourth proportional to 53,163.12, 73,365.48 and 30,503.12 is: 42,094.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,163.12 : 73,365.48 = 30,503.12 : x
  2. Step 2: Convert to fraction form
    53,163.12/73,365.48 = 30,503.12/x
  3. Step 3: Cross multiply
    53,163.12x = 73,365.48 × 30,503.12
  4. Step 4: Simplify right side
    53,163.12x = 2,237,876,040.30
  5. Step 5: Solve for x
    x = 2,237,876,040.30/53,163.12
  6. Step 6: Final answer
    x = 42,094.52

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1.5x scale

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.