Home / 127,025.69-190,538.88-42,844.97

Finding the Fourth Proportional to 127,025.69, 190,538.88 and 42,844.97

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Solution

The fourth proportional to 127,025.69, 190,538.88 and 42,844.97 is: 64,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,025.69 : 190,538.88 = 42,844.97 : x
  2. Step 2: Convert to fraction form
    127,025.69/190,538.88 = 42,844.97/x
  3. Step 3: Cross multiply
    127,025.69x = 190,538.88 × 42,844.97
  4. Step 4: Simplify right side
    127,025.69x = 8,163,633,073.78
  5. Step 5: Solve for x
    x = 8,163,633,073.78/127,025.69
  6. Step 6: Final answer
    x = 64,267.57

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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.