Home / 176,146.50-243,082.26-100,696.62

Finding the Fourth Proportional to 176,146.50, 243,082.26 and 100,696.62

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Solution

The fourth proportional to 176,146.50, 243,082.26 and 100,696.62 is: 138,961.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,146.50 : 243,082.26 = 100,696.62 : x
  2. Step 2: Convert to fraction form
    176,146.50/243,082.26 = 100,696.62/x
  3. Step 3: Cross multiply
    176,146.50x = 243,082.26 × 100,696.62
  4. Step 4: Simplify right side
    176,146.50x = 24,477,561,963.96
  5. Step 5: Solve for x
    x = 24,477,561,963.96/176,146.50
  6. Step 6: Final answer
    x = 138,961.39

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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.