Home / 331,070.64-456,926.67-195,061.11

Finding the Fourth Proportional to 331,070.64, 456,926.67 and 195,061.11

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Solution

The fourth proportional to 331,070.64, 456,926.67 and 195,061.11 is: 269,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,070.64 : 456,926.67 = 195,061.11 : x
  2. Step 2: Convert to fraction form
    331,070.64/456,926.67 = 195,061.11/x
  3. Step 3: Cross multiply
    331,070.64x = 456,926.67 × 195,061.11
  4. Step 4: Simplify right side
    331,070.64x = 89,128,623,438.80
  5. Step 5: Solve for x
    x = 89,128,623,438.80/331,070.64
  6. Step 6: Final answer
    x = 269,213.31

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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.