Home / 57,318.02-79,103.15-34,657.86

Finding the Fourth Proportional to 57,318.02, 79,103.15 and 34,657.86

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Solution

The fourth proportional to 57,318.02, 79,103.15 and 34,657.86 is: 47,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,318.02 : 79,103.15 = 34,657.86 : x
  2. Step 2: Convert to fraction form
    57,318.02/79,103.15 = 34,657.86/x
  3. Step 3: Cross multiply
    57,318.02x = 79,103.15 × 34,657.86
  4. Step 4: Simplify right side
    57,318.02x = 2,741,545,898.26
  5. Step 5: Solve for x
    x = 2,741,545,898.26/57,318.02
  6. Step 6: Final answer
    x = 47,830.44

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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.