Home / 52,743.12-79,090.08-30,562.86

Finding the Fourth Proportional to 52,743.12, 79,090.08 and 30,562.86

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Solution

The fourth proportional to 52,743.12, 79,090.08 and 30,562.86 is: 45,830.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.12 : 79,090.08 = 30,562.86 : x
  2. Step 2: Convert to fraction form
    52,743.12/79,090.08 = 30,562.86/x
  3. Step 3: Cross multiply
    52,743.12x = 79,090.08 × 30,562.86
  4. Step 4: Simplify right side
    52,743.12x = 2,417,219,042.43
  5. Step 5: Solve for x
    x = 2,417,219,042.43/52,743.12
  6. Step 6: Final answer
    x = 45,830.04

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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.