Home / 166,057.44-229,160.16-90,607.56

Finding the Fourth Proportional to 166,057.44, 229,160.16 and 90,607.56

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Solution

The fourth proportional to 166,057.44, 229,160.16 and 90,607.56 is: 125,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,057.44 : 229,160.16 = 90,607.56 : x
  2. Step 2: Convert to fraction form
    166,057.44/229,160.16 = 90,607.56/x
  3. Step 3: Cross multiply
    166,057.44x = 229,160.16 × 90,607.56
  4. Step 4: Simplify right side
    166,057.44x = 20,763,642,946.81
  5. Step 5: Solve for x
    x = 20,763,642,946.81/166,057.44
  6. Step 6: Final answer
    x = 125,038.92

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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.