Home / 127,297.88-190,967.47-43,063.17

Finding the Fourth Proportional to 127,297.88, 190,967.47 and 43,063.17

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Solution

The fourth proportional to 127,297.88, 190,967.47 and 43,063.17 is: 64,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,297.88 : 190,967.47 = 43,063.17 : x
  2. Step 2: Convert to fraction form
    127,297.88/190,967.47 = 43,063.17/x
  3. Step 3: Cross multiply
    127,297.88x = 190,967.47 × 43,063.17
  4. Step 4: Simplify right side
    127,297.88x = 8,223,664,625.08
  5. Step 5: Solve for x
    x = 8,223,664,625.08/127,297.88
  6. Step 6: Final answer
    x = 64,601.74

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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.