Home / 61,421.42-84,760.56-34,563.91

Finding the Fourth Proportional to 61,421.42, 84,760.56 and 34,563.91

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Solution

The fourth proportional to 61,421.42, 84,760.56 and 34,563.91 is: 47,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,421.42 : 84,760.56 = 34,563.91 : x
  2. Step 2: Convert to fraction form
    61,421.42/84,760.56 = 34,563.91/x
  3. Step 3: Cross multiply
    61,421.42x = 84,760.56 × 34,563.91
  4. Step 4: Simplify right side
    61,421.42x = 2,929,656,367.39
  5. Step 5: Solve for x
    x = 2,929,656,367.39/61,421.42
  6. Step 6: Final answer
    x = 47,697.64

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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.