Home / 55,157.10-82,743.86-25,577.93

Finding the Fourth Proportional to 55,157.10, 82,743.86 and 25,577.93

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Solution

The fourth proportional to 55,157.10, 82,743.86 and 25,577.93 is: 38,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,157.10 : 82,743.86 = 25,577.93 : x
  2. Step 2: Convert to fraction form
    55,157.10/82,743.86 = 25,577.93/x
  3. Step 3: Cross multiply
    55,157.10x = 82,743.86 × 25,577.93
  4. Step 4: Simplify right side
    55,157.10x = 2,116,416,659.01
  5. Step 5: Solve for x
    x = 2,116,416,659.01/55,157.10
  6. Step 6: Final answer
    x = 38,370.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.