Home / 92,439.90-127,566.90-49,998.60

Finding the Fourth Proportional to 92,439.90, 127,566.90 and 49,998.60

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Solution

The fourth proportional to 92,439.90, 127,566.90 and 49,998.60 is: 68,997.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,439.90 : 127,566.90 = 49,998.60 : x
  2. Step 2: Convert to fraction form
    92,439.90/127,566.90 = 49,998.60/x
  3. Step 3: Cross multiply
    92,439.90x = 127,566.90 × 49,998.60
  4. Step 4: Simplify right side
    92,439.90x = 6,378,166,406.34
  5. Step 5: Solve for x
    x = 6,378,166,406.34/92,439.90
  6. Step 6: Final answer
    x = 68,997.98

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1.5x scale

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.