Home / 113,990.22-170,988.26-54,004.64

Finding the Fourth Proportional to 113,990.22, 170,988.26 and 54,004.64

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Solution

The fourth proportional to 113,990.22, 170,988.26 and 54,004.64 is: 81,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,990.22 : 170,988.26 = 54,004.64 : x
  2. Step 2: Convert to fraction form
    113,990.22/170,988.26 = 54,004.64/x
  3. Step 3: Cross multiply
    113,990.22x = 170,988.26 × 54,004.64
  4. Step 4: Simplify right side
    113,990.22x = 9,234,159,425.53
  5. Step 5: Solve for x
    x = 9,234,159,425.53/113,990.22
  6. Step 6: Final answer
    x = 81,008.35

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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.