Home / 55,147.56-76,090.38-32,484.78

Finding the Fourth Proportional to 55,147.56, 76,090.38 and 32,484.78

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Solution

The fourth proportional to 55,147.56, 76,090.38 and 32,484.78 is: 44,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147.56 : 76,090.38 = 32,484.78 : x
  2. Step 2: Convert to fraction form
    55,147.56/76,090.38 = 32,484.78/x
  3. Step 3: Cross multiply
    55,147.56x = 76,090.38 × 32,484.78
  4. Step 4: Simplify right side
    55,147.56x = 2,471,779,254.42
  5. Step 5: Solve for x
    x = 2,471,779,254.42/55,147.56
  6. Step 6: Final answer
    x = 44,821.19

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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.