Home / 166,094.18-229,210.26-90,642.68

Finding the Fourth Proportional to 166,094.18, 229,210.26 and 90,642.68

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Solution

The fourth proportional to 166,094.18, 229,210.26 and 90,642.68 is: 125,087.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,094.18 : 229,210.26 = 90,642.68 : x
  2. Step 2: Convert to fraction form
    166,094.18/229,210.26 = 90,642.68/x
  3. Step 3: Cross multiply
    166,094.18x = 229,210.26 × 90,642.68
  4. Step 4: Simplify right side
    166,094.18x = 20,776,232,249.90
  5. Step 5: Solve for x
    x = 20,776,232,249.90/166,094.18
  6. Step 6: Final answer
    x = 125,087.06

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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.