Home / 113,403.19-170,143.02-50,214.69

Finding the Fourth Proportional to 113,403.19, 170,143.02 and 50,214.69

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Solution

The fourth proportional to 113,403.19, 170,143.02 and 50,214.69 is: 75,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,403.19 : 170,143.02 = 50,214.69 : x
  2. Step 2: Convert to fraction form
    113,403.19/170,143.02 = 50,214.69/x
  3. Step 3: Cross multiply
    113,403.19x = 170,143.02 × 50,214.69
  4. Step 4: Simplify right side
    113,403.19x = 8,543,679,004.96
  5. Step 5: Solve for x
    x = 8,543,679,004.96/113,403.19
  6. Step 6: Final answer
    x = 75,338.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.