Home / 92,270.76-127,333.05-51,997.45

Finding the Fourth Proportional to 92,270.76, 127,333.05 and 51,997.45

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Solution

The fourth proportional to 92,270.76, 127,333.05 and 51,997.45 is: 71,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,270.76 : 127,333.05 = 51,997.45 : x
  2. Step 2: Convert to fraction form
    92,270.76/127,333.05 = 51,997.45/x
  3. Step 3: Cross multiply
    92,270.76x = 127,333.05 × 51,997.45
  4. Step 4: Simplify right side
    92,270.76x = 6,620,993,900.72
  5. Step 5: Solve for x
    x = 6,620,993,900.72/92,270.76
  6. Step 6: Final answer
    x = 71,756.14

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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.