Home / 92,132.75-127,141.70-51,846.49

Finding the Fourth Proportional to 92,132.75, 127,141.70 and 51,846.49

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Solution

The fourth proportional to 92,132.75, 127,141.70 and 51,846.49 is: 71,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,132.75 : 127,141.70 = 51,846.49 : x
  2. Step 2: Convert to fraction form
    92,132.75/127,141.70 = 51,846.49/x
  3. Step 3: Cross multiply
    92,132.75x = 127,141.70 × 51,846.49
  4. Step 4: Simplify right side
    92,132.75x = 6,591,850,877.63
  5. Step 5: Solve for x
    x = 6,591,850,877.63/92,132.75
  6. Step 6: Final answer
    x = 71,547.31

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1.5x scale

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.