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Finding the Fourth Proportional to 109,703.64, 164,555.43 and 26,597.64

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Solution

The fourth proportional to 109,703.64, 164,555.43 and 26,597.64 is: 39,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,703.64 : 164,555.43 = 26,597.64 : x
  2. Step 2: Convert to fraction form
    109,703.64/164,555.43 = 26,597.64/x
  3. Step 3: Cross multiply
    109,703.64x = 164,555.43 × 26,597.64
  4. Step 4: Simplify right side
    109,703.64x = 4,376,786,087.19
  5. Step 5: Solve for x
    x = 4,376,786,087.19/109,703.64
  6. Step 6: Final answer
    x = 39,896.45

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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.