Home / 166,827.48-230,222.13-90,346.69

Finding the Fourth Proportional to 166,827.48, 230,222.13 and 90,346.69

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Solution

The fourth proportional to 166,827.48, 230,222.13 and 90,346.69 is: 124,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,827.48 : 230,222.13 = 90,346.69 : x
  2. Step 2: Convert to fraction form
    166,827.48/230,222.13 = 90,346.69/x
  3. Step 3: Cross multiply
    166,827.48x = 230,222.13 × 90,346.69
  4. Step 4: Simplify right side
    166,827.48x = 20,799,806,958.52
  5. Step 5: Solve for x
    x = 20,799,806,958.52/166,827.48
  6. Step 6: Final answer
    x = 124,678.55

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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.