Home / 127,087.24-190,497.84-42,818.29

Finding the Fourth Proportional to 127,087.24, 190,497.84 and 42,818.29

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Solution

The fourth proportional to 127,087.24, 190,497.84 and 42,818.29 is: 64,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,087.24 : 190,497.84 = 42,818.29 : x
  2. Step 2: Convert to fraction form
    127,087.24/190,497.84 = 42,818.29/x
  3. Step 3: Cross multiply
    127,087.24x = 190,497.84 × 42,818.29
  4. Step 4: Simplify right side
    127,087.24x = 8,156,790,805.00
  5. Step 5: Solve for x
    x = 8,156,790,805.00/127,087.24
  6. Step 6: Final answer
    x = 64,182.61

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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.