Home / 92,081.36-127,036.29-51,785.88

Finding the Fourth Proportional to 92,081.36, 127,036.29 and 51,785.88

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Solution

The fourth proportional to 92,081.36, 127,036.29 and 51,785.88 is: 71,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,081.36 : 127,036.29 = 51,785.88 : x
  2. Step 2: Convert to fraction form
    92,081.36/127,036.29 = 51,785.88/x
  3. Step 3: Cross multiply
    92,081.36x = 127,036.29 × 51,785.88
  4. Step 4: Simplify right side
    92,081.36x = 6,578,686,069.59
  5. Step 5: Solve for x
    x = 6,578,686,069.59/92,081.36
  6. Step 6: Final answer
    x = 71,444.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.