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Finding the Fourth Proportional to 117,392.44, 176,082.54 and 38,496.28

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Solution

The fourth proportional to 117,392.44, 176,082.54 and 38,496.28 is: 57,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,392.44 : 176,082.54 = 38,496.28 : x
  2. Step 2: Convert to fraction form
    117,392.44/176,082.54 = 38,496.28/x
  3. Step 3: Cross multiply
    117,392.44x = 176,082.54 × 38,496.28
  4. Step 4: Simplify right side
    117,392.44x = 6,778,522,762.95
  5. Step 5: Solve for x
    x = 6,778,522,762.95/117,392.44
  6. Step 6: Final answer
    x = 57,742.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.