Home / 113,371.20-170,056.80-29,131.20

Finding the Fourth Proportional to 113,371.20, 170,056.80 and 29,131.20

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Solution

The fourth proportional to 113,371.20, 170,056.80 and 29,131.20 is: 43,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,371.20 : 170,056.80 = 29,131.20 : x
  2. Step 2: Convert to fraction form
    113,371.20/170,056.80 = 29,131.20/x
  3. Step 3: Cross multiply
    113,371.20x = 170,056.80 × 29,131.20
  4. Step 4: Simplify right side
    113,371.20x = 4,953,958,652.16
  5. Step 5: Solve for x
    x = 4,953,958,652.16/113,371.20
  6. Step 6: Final answer
    x = 43,696.80

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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.