Home / 92,974.56-128,303.94-50,532.80

Finding the Fourth Proportional to 92,974.56, 128,303.94 and 50,532.80

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Solution

The fourth proportional to 92,974.56, 128,303.94 and 50,532.80 is: 69,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,974.56 : 128,303.94 = 50,532.80 : x
  2. Step 2: Convert to fraction form
    92,974.56/128,303.94 = 50,532.80/x
  3. Step 3: Cross multiply
    92,974.56x = 128,303.94 × 50,532.80
  4. Step 4: Simplify right side
    92,974.56x = 6,483,556,697.71
  5. Step 5: Solve for x
    x = 6,483,556,697.71/92,974.56
  6. Step 6: Final answer
    x = 69,734.74

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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.