Home / 133,044.18-183,596.40-79,301.49

Finding the Fourth Proportional to 133,044.18, 183,596.40 and 79,301.49

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Solution

The fourth proportional to 133,044.18, 183,596.40 and 79,301.49 is: 109,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,044.18 : 183,596.40 = 79,301.49 : x
  2. Step 2: Convert to fraction form
    133,044.18/183,596.40 = 79,301.49/x
  3. Step 3: Cross multiply
    133,044.18x = 183,596.40 × 79,301.49
  4. Step 4: Simplify right side
    133,044.18x = 14,559,468,078.64
  5. Step 5: Solve for x
    x = 14,559,468,078.64/133,044.18
  6. Step 6: Final answer
    x = 109,433.33

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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.