Home / 92,713.40-127,943.78-50,271.80

Finding the Fourth Proportional to 92,713.40, 127,943.78 and 50,271.80

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Solution

The fourth proportional to 92,713.40, 127,943.78 and 50,271.80 is: 69,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,713.40 : 127,943.78 = 50,271.80 : x
  2. Step 2: Convert to fraction form
    92,713.40/127,943.78 = 50,271.80/x
  3. Step 3: Cross multiply
    92,713.40x = 127,943.78 × 50,271.80
  4. Step 4: Simplify right side
    92,713.40x = 6,431,964,119.40
  5. Step 5: Solve for x
    x = 6,431,964,119.40/92,713.40
  6. Step 6: Final answer
    x = 69,374.70

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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.