Home / 84,884.68-127,325.94-51,613.84

Finding the Fourth Proportional to 84,884.68, 127,325.94 and 51,613.84

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Solution

The fourth proportional to 84,884.68, 127,325.94 and 51,613.84 is: 77,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,884.68 : 127,325.94 = 51,613.84 : x
  2. Step 2: Convert to fraction form
    84,884.68/127,325.94 = 51,613.84/x
  3. Step 3: Cross multiply
    84,884.68x = 127,325.94 × 51,613.84
  4. Step 4: Simplify right side
    84,884.68x = 6,571,780,695.01
  5. Step 5: Solve for x
    x = 6,571,780,695.01/84,884.68
  6. Step 6: Final answer
    x = 77,420.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.