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Finding the Fourth Proportional to 229,700.33, 317,011.70 and 131,592.88

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Solution

The fourth proportional to 229,700.33, 317,011.70 and 131,592.88 is: 181,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,700.33 : 317,011.70 = 131,592.88 : x
  2. Step 2: Convert to fraction form
    229,700.33/317,011.70 = 131,592.88/x
  3. Step 3: Cross multiply
    229,700.33x = 317,011.70 × 131,592.88
  4. Step 4: Simplify right side
    229,700.33x = 41,716,482,596.70
  5. Step 5: Solve for x
    x = 41,716,482,596.70/229,700.33
  6. Step 6: Final answer
    x = 181,612.64

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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.