Home / 92,884.01-128,178.78-50,442.84

Finding the Fourth Proportional to 92,884.01, 128,178.78 and 50,442.84

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Solution

The fourth proportional to 92,884.01, 128,178.78 and 50,442.84 is: 69,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,884.01 : 128,178.78 = 50,442.84 : x
  2. Step 2: Convert to fraction form
    92,884.01/128,178.78 = 50,442.84/x
  3. Step 3: Cross multiply
    92,884.01x = 128,178.78 × 50,442.84
  4. Step 4: Simplify right side
    92,884.01x = 6,465,701,690.94
  5. Step 5: Solve for x
    x = 6,465,701,690.94/92,884.01
  6. Step 6: Final answer
    x = 69,610.50

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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.