Home / 331,053.61-496,586.18-91,166.28

Finding the Fourth Proportional to 331,053.61, 496,586.18 and 91,166.28

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Solution

The fourth proportional to 331,053.61, 496,586.18 and 91,166.28 is: 136,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,053.61 : 496,586.18 = 91,166.28 : x
  2. Step 2: Convert to fraction form
    331,053.61/496,586.18 = 91,166.28/x
  3. Step 3: Cross multiply
    331,053.61x = 496,586.18 × 91,166.28
  4. Step 4: Simplify right side
    331,053.61x = 45,271,915,586.24
  5. Step 5: Solve for x
    x = 45,271,915,586.24/331,053.61
  6. Step 6: Final answer
    x = 136,751.01

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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.