Home / 53,082.12-73,254.30-29,208.58

Finding the Fourth Proportional to 53,082.12, 73,254.30 and 29,208.58

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Solution

The fourth proportional to 53,082.12, 73,254.30 and 29,208.58 is: 40,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,082.12 : 73,254.30 = 29,208.58 : x
  2. Step 2: Convert to fraction form
    53,082.12/73,254.30 = 29,208.58/x
  3. Step 3: Cross multiply
    53,082.12x = 73,254.30 × 29,208.58
  4. Step 4: Simplify right side
    53,082.12x = 2,139,654,081.89
  5. Step 5: Solve for x
    x = 2,139,654,081.89/53,082.12
  6. Step 6: Final answer
    x = 40,308.38

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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.