Home / 92,924.10-128,246.26-55,198.50

Finding the Fourth Proportional to 92,924.10, 128,246.26 and 55,198.50

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Solution

The fourth proportional to 92,924.10, 128,246.26 and 55,198.50 is: 76,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,924.10 : 128,246.26 = 55,198.50 : x
  2. Step 2: Convert to fraction form
    92,924.10/128,246.26 = 55,198.50/x
  3. Step 3: Cross multiply
    92,924.10x = 128,246.26 × 55,198.50
  4. Step 4: Simplify right side
    92,924.10x = 7,079,001,182.61
  5. Step 5: Solve for x
    x = 7,079,001,182.61/92,924.10
  6. Step 6: Final answer
    x = 76,180.47

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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.