Home / 92,042.07-127,015.53-51,754.80

Finding the Fourth Proportional to 92,042.07, 127,015.53 and 51,754.80

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Solution

The fourth proportional to 92,042.07, 127,015.53 and 51,754.80 is: 71,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,042.07 : 127,015.53 = 51,754.80 : x
  2. Step 2: Convert to fraction form
    92,042.07/127,015.53 = 51,754.80/x
  3. Step 3: Cross multiply
    92,042.07x = 127,015.53 × 51,754.80
  4. Step 4: Simplify right side
    92,042.07x = 6,573,663,352.04
  5. Step 5: Solve for x
    x = 6,573,663,352.04/92,042.07
  6. Step 6: Final answer
    x = 71,420.20

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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.