Home / 93,899.88-129,582.21-50,879.46

Finding the Fourth Proportional to 93,899.88, 129,582.21 and 50,879.46

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Solution

The fourth proportional to 93,899.88, 129,582.21 and 50,879.46 is: 70,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,899.88 : 129,582.21 = 50,879.46 : x
  2. Step 2: Convert to fraction form
    93,899.88/129,582.21 = 50,879.46/x
  3. Step 3: Cross multiply
    93,899.88x = 129,582.21 × 50,879.46
  4. Step 4: Simplify right side
    93,899.88x = 6,593,072,870.41
  5. Step 5: Solve for x
    x = 6,593,072,870.41/93,899.88
  6. Step 6: Final answer
    x = 70,213.86

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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.