Home / 189,044.98-260,887.96-108,487.24

Finding the Fourth Proportional to 189,044.98, 260,887.96 and 108,487.24

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Solution

The fourth proportional to 189,044.98, 260,887.96 and 108,487.24 is: 149,715.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,044.98 : 260,887.96 = 108,487.24 : x
  2. Step 2: Convert to fraction form
    189,044.98/260,887.96 = 108,487.24/x
  3. Step 3: Cross multiply
    189,044.98x = 260,887.96 × 108,487.24
  4. Step 4: Simplify right side
    189,044.98x = 28,303,014,729.63
  5. Step 5: Solve for x
    x = 28,303,014,729.63/189,044.98
  6. Step 6: Final answer
    x = 149,715.77

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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.