Home / 127,422.88-191,111.97-48,541.84

Finding the Fourth Proportional to 127,422.88, 191,111.97 and 48,541.84

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Solution

The fourth proportional to 127,422.88, 191,111.97 and 48,541.84 is: 72,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,422.88 : 191,111.97 = 48,541.84 : x
  2. Step 2: Convert to fraction form
    127,422.88/191,111.97 = 48,541.84/x
  3. Step 3: Cross multiply
    127,422.88x = 191,111.97 × 48,541.84
  4. Step 4: Simplify right side
    127,422.88x = 9,276,926,669.82
  5. Step 5: Solve for x
    x = 9,276,926,669.82/127,422.88
  6. Step 6: Final answer
    x = 72,804.25

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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.