Home / 84,967.26-127,442.64-25,803.43

Finding the Fourth Proportional to 84,967.26, 127,442.64 and 25,803.43

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Solution

The fourth proportional to 84,967.26, 127,442.64 and 25,803.43 is: 38,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,967.26 : 127,442.64 = 25,803.43 : x
  2. Step 2: Convert to fraction form
    84,967.26/127,442.64 = 25,803.43/x
  3. Step 3: Cross multiply
    84,967.26x = 127,442.64 × 25,803.43
  4. Step 4: Simplify right side
    84,967.26x = 3,288,457,240.26
  5. Step 5: Solve for x
    x = 3,288,457,240.26/84,967.26
  6. Step 6: Final answer
    x = 38,702.64

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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.