Home / 166,623.04-229,938.85-90,141.93

Finding the Fourth Proportional to 166,623.04, 229,938.85 and 90,141.93

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Solution

The fourth proportional to 166,623.04, 229,938.85 and 90,141.93 is: 124,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,623.04 : 229,938.85 = 90,141.93 : x
  2. Step 2: Convert to fraction form
    166,623.04/229,938.85 = 90,141.93/x
  3. Step 3: Cross multiply
    166,623.04x = 229,938.85 × 90,141.93
  4. Step 4: Simplify right side
    166,623.04x = 20,727,131,833.66
  5. Step 5: Solve for x
    x = 20,727,131,833.66/166,623.04
  6. Step 6: Final answer
    x = 124,395.35

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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.