Home / 92,261.20-127,319.87-51,987.93

Finding the Fourth Proportional to 92,261.20, 127,319.87 and 51,987.93

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Solution

The fourth proportional to 92,261.20, 127,319.87 and 51,987.93 is: 71,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,261.20 : 127,319.87 = 51,987.93 : x
  2. Step 2: Convert to fraction form
    92,261.20/127,319.87 = 51,987.93/x
  3. Step 3: Cross multiply
    92,261.20x = 127,319.87 × 51,987.93
  4. Step 4: Simplify right side
    92,261.20x = 6,619,096,359.20
  5. Step 5: Solve for x
    x = 6,619,096,359.20/92,261.20
  6. Step 6: Final answer
    x = 71,743.01

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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.