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Finding the Fourth Proportional to 53,907.48, 74,462.40 and 41,082.48

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Solution

The fourth proportional to 53,907.48, 74,462.40 and 41,082.48 is: 56,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,907.48 : 74,462.40 = 41,082.48 : x
  2. Step 2: Convert to fraction form
    53,907.48/74,462.40 = 41,082.48/x
  3. Step 3: Cross multiply
    53,907.48x = 74,462.40 × 41,082.48
  4. Step 4: Simplify right side
    53,907.48x = 3,059,100,058.75
  5. Step 5: Solve for x
    x = 3,059,100,058.75/53,907.48
  6. Step 6: Final answer
    x = 56,747.23

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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.