Home / 102,166.34-140,990.25-56,846.24

Finding the Fourth Proportional to 102,166.34, 140,990.25 and 56,846.24

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Solution

The fourth proportional to 102,166.34, 140,990.25 and 56,846.24 is: 78,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,166.34 : 140,990.25 = 56,846.24 : x
  2. Step 2: Convert to fraction form
    102,166.34/140,990.25 = 56,846.24/x
  3. Step 3: Cross multiply
    102,166.34x = 140,990.25 × 56,846.24
  4. Step 4: Simplify right side
    102,166.34x = 8,014,764,884.21
  5. Step 5: Solve for x
    x = 8,014,764,884.21/102,166.34
  6. Step 6: Final answer
    x = 78,448.19

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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.