Home / 55,233.04-76,221.48-30,082.48

Finding the Fourth Proportional to 55,233.04, 76,221.48 and 30,082.48

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Solution

The fourth proportional to 55,233.04, 76,221.48 and 30,082.48 is: 41,513.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,233.04 : 76,221.48 = 30,082.48 : x
  2. Step 2: Convert to fraction form
    55,233.04/76,221.48 = 30,082.48/x
  3. Step 3: Cross multiply
    55,233.04x = 76,221.48 × 30,082.48
  4. Step 4: Simplify right side
    55,233.04x = 2,292,931,147.67
  5. Step 5: Solve for x
    x = 2,292,931,147.67/55,233.04
  6. Step 6: Final answer
    x = 41,513.76

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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.