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Finding the Fourth Proportional to 229,995.63, 317,441.16 and 134,525.79

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Solution

The fourth proportional to 229,995.63, 317,441.16 and 134,525.79 is: 185,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,995.63 : 317,441.16 = 134,525.79 : x
  2. Step 2: Convert to fraction form
    229,995.63/317,441.16 = 134,525.79/x
  3. Step 3: Cross multiply
    229,995.63x = 317,441.16 × 134,525.79
  4. Step 4: Simplify right side
    229,995.63x = 42,704,022,827.52
  5. Step 5: Solve for x
    x = 42,704,022,827.52/229,995.63
  6. Step 6: Final answer
    x = 185,673.19

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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.