Home / 302,108.81-416,898.92-166,141.35

Finding the Fourth Proportional to 302,108.81, 416,898.92 and 166,141.35

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Solution

The fourth proportional to 302,108.81, 416,898.92 and 166,141.35 is: 229,268.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,108.81 : 416,898.92 = 166,141.35 : x
  2. Step 2: Convert to fraction form
    302,108.81/416,898.92 = 166,141.35/x
  3. Step 3: Cross multiply
    302,108.81x = 416,898.92 × 166,141.35
  4. Step 4: Simplify right side
    302,108.81x = 69,264,149,797.70
  5. Step 5: Solve for x
    x = 69,264,149,797.70/302,108.81
  6. Step 6: Final answer
    x = 229,268.89

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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.