Home / 109,653.56-164,490.64-30,767.44

Finding the Fourth Proportional to 109,653.56, 164,490.64 and 30,767.44

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Solution

The fourth proportional to 109,653.56, 164,490.64 and 30,767.44 is: 46,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,653.56 : 164,490.64 = 30,767.44 : x
  2. Step 2: Convert to fraction form
    109,653.56/164,490.64 = 30,767.44/x
  3. Step 3: Cross multiply
    109,653.56x = 164,490.64 × 30,767.44
  4. Step 4: Simplify right side
    109,653.56x = 5,060,955,896.76
  5. Step 5: Solve for x
    x = 5,060,955,896.76/109,653.56
  6. Step 6: Final answer
    x = 46,154.05

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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.