Home / 113,990.40-170,995.32-29,761.74

Finding the Fourth Proportional to 113,990.40, 170,995.32 and 29,761.74

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Solution

The fourth proportional to 113,990.40, 170,995.32 and 29,761.74 is: 44,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,990.40 : 170,995.32 = 29,761.74 : x
  2. Step 2: Convert to fraction form
    113,990.40/170,995.32 = 29,761.74/x
  3. Step 3: Cross multiply
    113,990.40x = 170,995.32 × 29,761.74
  4. Step 4: Simplify right side
    113,990.40x = 5,089,118,255.06
  5. Step 5: Solve for x
    x = 5,089,118,255.06/113,990.40
  6. Step 6: Final answer
    x = 44,645.15

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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.