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Finding the Fourth Proportional to 114,633.70, 171,950.55 and 112,884.10

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Solution

The fourth proportional to 114,633.70, 171,950.55 and 112,884.10 is: 169,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,633.70 : 171,950.55 = 112,884.10 : x
  2. Step 2: Convert to fraction form
    114,633.70/171,950.55 = 112,884.10/x
  3. Step 3: Cross multiply
    114,633.70x = 171,950.55 × 112,884.10
  4. Step 4: Simplify right side
    114,633.70x = 19,410,483,081.26
  5. Step 5: Solve for x
    x = 19,410,483,081.26/114,633.70
  6. Step 6: Final answer
    x = 169,326.15

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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.