Home / 92,382.74-127,488.54-51,548.59

Finding the Fourth Proportional to 92,382.74, 127,488.54 and 51,548.59

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Solution

The fourth proportional to 92,382.74, 127,488.54 and 51,548.59 is: 71,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,382.74 : 127,488.54 = 51,548.59 : x
  2. Step 2: Convert to fraction form
    92,382.74/127,488.54 = 51,548.59/x
  3. Step 3: Cross multiply
    92,382.74x = 127,488.54 × 51,548.59
  4. Step 4: Simplify right side
    92,382.74x = 6,571,854,637.52
  5. Step 5: Solve for x
    x = 6,571,854,637.52/92,382.74
  6. Step 6: Final answer
    x = 71,137.25

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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.