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Finding the Fourth Proportional to 110,805.59, 153,944.02 and 109,476.98

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Solution

The fourth proportional to 110,805.59, 153,944.02 and 109,476.98 is: 152,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,805.59 : 153,944.02 = 109,476.98 : x
  2. Step 2: Convert to fraction form
    110,805.59/153,944.02 = 109,476.98/x
  3. Step 3: Cross multiply
    110,805.59x = 153,944.02 × 109,476.98
  4. Step 4: Simplify right side
    110,805.59x = 16,853,325,851.27
  5. Step 5: Solve for x
    x = 16,853,325,851.27/110,805.59
  6. Step 6: Final answer
    x = 152,098.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.