Home / 57,582.08-86,452.55-39,770.89

Finding the Fourth Proportional to 57,582.08, 86,452.55 and 39,770.89

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Solution

The fourth proportional to 57,582.08, 86,452.55 and 39,770.89 is: 59,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,582.08 : 86,452.55 = 39,770.89 : x
  2. Step 2: Convert to fraction form
    57,582.08/86,452.55 = 39,770.89/x
  3. Step 3: Cross multiply
    57,582.08x = 86,452.55 × 39,770.89
  4. Step 4: Simplify right side
    57,582.08x = 3,438,294,590.42
  5. Step 5: Solve for x
    x = 3,438,294,590.42/57,582.08
  6. Step 6: Final answer
    x = 59,711.19

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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.