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Finding the Fourth Proportional to 109,777.88, 151,409.88 and 94,490.44

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Solution

The fourth proportional to 109,777.88, 151,409.88 and 94,490.44 is: 130,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,777.88 : 151,409.88 = 94,490.44 : x
  2. Step 2: Convert to fraction form
    109,777.88/151,409.88 = 94,490.44/x
  3. Step 3: Cross multiply
    109,777.88x = 151,409.88 × 94,490.44
  4. Step 4: Simplify right side
    109,777.88x = 14,306,785,709.10
  5. Step 5: Solve for x
    x = 14,306,785,709.10/109,777.88
  6. Step 6: Final answer
    x = 130,324.86

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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.