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Finding the Fourth Proportional to 125,633.99, 188,449.45 and 36,884.32

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Solution

The fourth proportional to 125,633.99, 188,449.45 and 36,884.32 is: 55,326.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,633.99 : 188,449.45 = 36,884.32 : x
  2. Step 2: Convert to fraction form
    125,633.99/188,449.45 = 36,884.32/x
  3. Step 3: Cross multiply
    125,633.99x = 188,449.45 × 36,884.32
  4. Step 4: Simplify right side
    125,633.99x = 6,950,829,254.29
  5. Step 5: Solve for x
    x = 6,950,829,254.29/125,633.99
  6. Step 6: Final answer
    x = 55,326.02

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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.