Home / 92,567.12-127,742.84-50,125.64

Finding the Fourth Proportional to 92,567.12, 127,742.84 and 50,125.64

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Solution

The fourth proportional to 92,567.12, 127,742.84 and 50,125.64 is: 69,173.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,567.12 : 127,742.84 = 50,125.64 : x
  2. Step 2: Convert to fraction form
    92,567.12/127,742.84 = 50,125.64/x
  3. Step 3: Cross multiply
    92,567.12x = 127,742.84 × 50,125.64
  4. Step 4: Simplify right side
    92,567.12x = 6,403,190,721.08
  5. Step 5: Solve for x
    x = 6,403,190,721.08/92,567.12
  6. Step 6: Final answer
    x = 69,173.49

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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.