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Finding the Fourth Proportional to 109,468.56, 150,764.49 and 94,355.58

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Solution

The fourth proportional to 109,468.56, 150,764.49 and 94,355.58 is: 129,950.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,468.56 : 150,764.49 = 94,355.58 : x
  2. Step 2: Convert to fraction form
    109,468.56/150,764.49 = 94,355.58/x
  3. Step 3: Cross multiply
    109,468.56x = 150,764.49 × 94,355.58
  4. Step 4: Simplify right side
    109,468.56x = 14,225,470,897.35
  5. Step 5: Solve for x
    x = 14,225,470,897.35/109,468.56
  6. Step 6: Final answer
    x = 129,950.29

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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.