Home / 356,146.66-491,482.50-195,011.92

Finding the Fourth Proportional to 356,146.66, 491,482.50 and 195,011.92

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Solution

The fourth proportional to 356,146.66, 491,482.50 and 195,011.92 is: 269,116.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,146.66 : 491,482.50 = 195,011.92 : x
  2. Step 2: Convert to fraction form
    356,146.66/491,482.50 = 195,011.92/x
  3. Step 3: Cross multiply
    356,146.66x = 491,482.50 × 195,011.92
  4. Step 4: Simplify right side
    356,146.66x = 95,844,945,971.40
  5. Step 5: Solve for x
    x = 95,844,945,971.40/356,146.66
  6. Step 6: Final answer
    x = 269,116.51

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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.