Home / 92,743.76-127,943.88-55,004.24

Finding the Fourth Proportional to 92,743.76, 127,943.88 and 55,004.24

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Solution

The fourth proportional to 92,743.76, 127,943.88 and 55,004.24 is: 75,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,743.76 : 127,943.88 = 55,004.24 : x
  2. Step 2: Convert to fraction form
    92,743.76/127,943.88 = 55,004.24/x
  3. Step 3: Cross multiply
    92,743.76x = 127,943.88 × 55,004.24
  4. Step 4: Simplify right side
    92,743.76x = 7,037,455,882.05
  5. Step 5: Solve for x
    x = 7,037,455,882.05/92,743.76
  6. Step 6: Final answer
    x = 75,880.64

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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.