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Finding the Fourth Proportional to 79,883.55, 110,244.65 and 45,903.11

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Solution

The fourth proportional to 79,883.55, 110,244.65 and 45,903.11 is: 63,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,883.55 : 110,244.65 = 45,903.11 : x
  2. Step 2: Convert to fraction form
    79,883.55/110,244.65 = 45,903.11/x
  3. Step 3: Cross multiply
    79,883.55x = 110,244.65 × 45,903.11
  4. Step 4: Simplify right side
    79,883.55x = 5,060,571,515.12
  5. Step 5: Solve for x
    x = 5,060,571,515.12/79,883.55
  6. Step 6: Final answer
    x = 63,349.36

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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.