Home / 166,670.49-230,005.88-90,189.58

Finding the Fourth Proportional to 166,670.49, 230,005.88 and 90,189.58

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Solution

The fourth proportional to 166,670.49, 230,005.88 and 90,189.58 is: 124,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,670.49 : 230,005.88 = 90,189.58 : x
  2. Step 2: Convert to fraction form
    166,670.49/230,005.88 = 90,189.58/x
  3. Step 3: Cross multiply
    166,670.49x = 230,005.88 × 90,189.58
  4. Step 4: Simplify right side
    166,670.49x = 20,744,133,458.24
  5. Step 5: Solve for x
    x = 20,744,133,458.24/166,670.49
  6. Step 6: Final answer
    x = 124,461.95

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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.