Home / 133,101.23-183,613.41-79,348.37

Finding the Fourth Proportional to 133,101.23, 183,613.41 and 79,348.37

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Solution

The fourth proportional to 133,101.23, 183,613.41 and 79,348.37 is: 109,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,101.23 : 183,613.41 = 79,348.37 : x
  2. Step 2: Convert to fraction form
    133,101.23/183,613.41 = 79,348.37/x
  3. Step 3: Cross multiply
    133,101.23x = 183,613.41 × 79,348.37
  4. Step 4: Simplify right side
    133,101.23x = 14,569,424,793.64
  5. Step 5: Solve for x
    x = 14,569,424,793.64/133,101.23
  6. Step 6: Final answer
    x = 109,461.23

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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.