Home / 56,774.18-85,080.96-31,484.88

Finding the Fourth Proportional to 56,774.18, 85,080.96 and 31,484.88

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Solution

The fourth proportional to 56,774.18, 85,080.96 and 31,484.88 is: 47,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,774.18 : 85,080.96 = 31,484.88 : x
  2. Step 2: Convert to fraction form
    56,774.18/85,080.96 = 31,484.88/x
  3. Step 3: Cross multiply
    56,774.18x = 85,080.96 × 31,484.88
  4. Step 4: Simplify right side
    56,774.18x = 2,678,764,225.69
  5. Step 5: Solve for x
    x = 2,678,764,225.69/56,774.18
  6. Step 6: Final answer
    x = 47,182.79

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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.