Home / 57,935.08-79,909.15-53,170.39

Finding the Fourth Proportional to 57,935.08, 79,909.15 and 53,170.39

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Solution

The fourth proportional to 57,935.08, 79,909.15 and 53,170.39 is: 73,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,935.08 : 79,909.15 = 53,170.39 : x
  2. Step 2: Convert to fraction form
    57,935.08/79,909.15 = 53,170.39/x
  3. Step 3: Cross multiply
    57,935.08x = 79,909.15 × 53,170.39
  4. Step 4: Simplify right side
    57,935.08x = 4,248,800,004.67
  5. Step 5: Solve for x
    x = 4,248,800,004.67/57,935.08
  6. Step 6: Final answer
    x = 73,337.27

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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.