Home / 166,073.67-229,181.53-90,622.17

Finding the Fourth Proportional to 166,073.67, 229,181.53 and 90,622.17

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Solution

The fourth proportional to 166,073.67, 229,181.53 and 90,622.17 is: 125,058.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,073.67 : 229,181.53 = 90,622.17 : x
  2. Step 2: Convert to fraction form
    166,073.67/229,181.53 = 90,622.17/x
  3. Step 3: Cross multiply
    166,073.67x = 229,181.53 × 90,622.17
  4. Step 4: Simplify right side
    166,073.67x = 20,768,927,572.52
  5. Step 5: Solve for x
    x = 20,768,927,572.52/166,073.67
  6. Step 6: Final answer
    x = 125,058.52

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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.