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Finding the Fourth Proportional to 53,203, 73,365.60 and 35,058.48

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Solution

The fourth proportional to 53,203, 73,365.60 and 35,058.48 is: 48,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,203 : 73,365.60 = 35,058.48 : x
  2. Step 2: Convert to fraction form
    53,203/73,365.60 = 35,058.48/x
  3. Step 3: Cross multiply
    53,203x = 73,365.60 × 35,058.48
  4. Step 4: Simplify right side
    53,203x = 2,572,086,420.29
  5. Step 5: Solve for x
    x = 2,572,086,420.29/53,203
  6. Step 6: Final answer
    x = 48,344.76

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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.