Home / 57,975.08-86,830.58-34,553.12

Finding the Fourth Proportional to 57,975.08, 86,830.58 and 34,553.12

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Solution

The fourth proportional to 57,975.08, 86,830.58 and 34,553.12 is: 51,750.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,975.08 : 86,830.58 = 34,553.12 : x
  2. Step 2: Convert to fraction form
    57,975.08/86,830.58 = 34,553.12/x
  3. Step 3: Cross multiply
    57,975.08x = 86,830.58 × 34,553.12
  4. Step 4: Simplify right side
    57,975.08x = 3,000,267,102.64
  5. Step 5: Solve for x
    x = 3,000,267,102.64/57,975.08
  6. Step 6: Final answer
    x = 51,750.98

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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.