Home / 113,520.97-170,295.59-38,635.36

Finding the Fourth Proportional to 113,520.97, 170,295.59 and 38,635.36

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Solution

The fourth proportional to 113,520.97, 170,295.59 and 38,635.36 is: 57,957.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,520.97 : 170,295.59 = 38,635.36 : x
  2. Step 2: Convert to fraction form
    113,520.97/170,295.59 = 38,635.36/x
  3. Step 3: Cross multiply
    113,520.97x = 170,295.59 × 38,635.36
  4. Step 4: Simplify right side
    113,520.97x = 6,579,430,381.41
  5. Step 5: Solve for x
    x = 6,579,430,381.41/113,520.97
  6. Step 6: Final answer
    x = 57,957.84

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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.