Home / 212,674.02-319,596.96-112,908.96

Finding the Fourth Proportional to 212,674.02, 319,596.96 and 112,908.96

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Solution

The fourth proportional to 212,674.02, 319,596.96 and 112,908.96 is: 169,674.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,674.02 : 319,596.96 = 112,908.96 : x
  2. Step 2: Convert to fraction form
    212,674.02/319,596.96 = 112,908.96/x
  3. Step 3: Cross multiply
    212,674.02x = 319,596.96 × 112,908.96
  4. Step 4: Simplify right side
    212,674.02x = 36,085,360,372.76
  5. Step 5: Solve for x
    x = 36,085,360,372.76/212,674.02
  6. Step 6: Final answer
    x = 169,674.51

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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.