Home / 92,209.86-127,261.73-51,931.50

Finding the Fourth Proportional to 92,209.86, 127,261.73 and 51,931.50

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Solution

The fourth proportional to 92,209.86, 127,261.73 and 51,931.50 is: 71,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,209.86 : 127,261.73 = 51,931.50 : x
  2. Step 2: Convert to fraction form
    92,209.86/127,261.73 = 51,931.50/x
  3. Step 3: Cross multiply
    92,209.86x = 127,261.73 × 51,931.50
  4. Step 4: Simplify right side
    92,209.86x = 6,608,892,531.50
  5. Step 5: Solve for x
    x = 6,608,892,531.50/92,209.86
  6. Step 6: Final answer
    x = 71,672.30

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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.