Home / 61,515.10-84,892.35-34,658.56

Finding the Fourth Proportional to 61,515.10, 84,892.35 and 34,658.56

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Solution

The fourth proportional to 61,515.10, 84,892.35 and 34,658.56 is: 47,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,515.10 : 84,892.35 = 34,658.56 : x
  2. Step 2: Convert to fraction form
    61,515.10/84,892.35 = 34,658.56/x
  3. Step 3: Cross multiply
    61,515.10x = 84,892.35 × 34,658.56
  4. Step 4: Simplify right side
    61,515.10x = 2,942,246,606.02
  5. Step 5: Solve for x
    x = 2,942,246,606.02/61,515.10
  6. Step 6: Final answer
    x = 47,829.66

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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.