Home / 57,756.16-79,695.12-33,877.36

Finding the Fourth Proportional to 57,756.16, 79,695.12 and 33,877.36

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Solution

The fourth proportional to 57,756.16, 79,695.12 and 33,877.36 is: 46,745.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,756.16 : 79,695.12 = 33,877.36 : x
  2. Step 2: Convert to fraction form
    57,756.16/79,695.12 = 33,877.36/x
  3. Step 3: Cross multiply
    57,756.16x = 79,695.12 × 33,877.36
  4. Step 4: Simplify right side
    57,756.16x = 2,699,860,270.48
  5. Step 5: Solve for x
    x = 2,699,860,270.48/57,756.16
  6. Step 6: Final answer
    x = 46,745.84

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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.