Home / 57,437.22-79,270.35-34,775.65

Finding the Fourth Proportional to 57,437.22, 79,270.35 and 34,775.65

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Solution

The fourth proportional to 57,437.22, 79,270.35 and 34,775.65 is: 47,994.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,437.22 : 79,270.35 = 34,775.65 : x
  2. Step 2: Convert to fraction form
    57,437.22/79,270.35 = 34,775.65/x
  3. Step 3: Cross multiply
    57,437.22x = 79,270.35 × 34,775.65
  4. Step 4: Simplify right side
    57,437.22x = 2,756,677,469.76
  5. Step 5: Solve for x
    x = 2,756,677,469.76/57,437.22
  6. Step 6: Final answer
    x = 47,994.62

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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.