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Finding the Fourth Proportional to 80,215.52, 110,693.64 and 46,224.98

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Solution

The fourth proportional to 80,215.52, 110,693.64 and 46,224.98 is: 63,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,215.52 : 110,693.64 = 46,224.98 : x
  2. Step 2: Convert to fraction form
    80,215.52/110,693.64 = 46,224.98/x
  3. Step 3: Cross multiply
    80,215.52x = 110,693.64 × 46,224.98
  4. Step 4: Simplify right side
    80,215.52x = 5,116,811,070.09
  5. Step 5: Solve for x
    x = 5,116,811,070.09/80,215.52
  6. Step 6: Final answer
    x = 63,788.30

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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.