Home / 53,082.18-73,245.04-30,416.82

Finding the Fourth Proportional to 53,082.18, 73,245.04 and 30,416.82

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Solution

The fourth proportional to 53,082.18, 73,245.04 and 30,416.82 is: 41,970.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,082.18 : 73,245.04 = 30,416.82 : x
  2. Step 2: Convert to fraction form
    53,082.18/73,245.04 = 30,416.82/x
  3. Step 3: Cross multiply
    53,082.18x = 73,245.04 × 30,416.82
  4. Step 4: Simplify right side
    53,082.18x = 2,227,881,197.57
  5. Step 5: Solve for x
    x = 2,227,881,197.57/53,082.18
  6. Step 6: Final answer
    x = 41,970.42

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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.