Home / 331,423.24-497,153.10-106,767.40

Finding the Fourth Proportional to 331,423.24, 497,153.10 and 106,767.40

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Solution

The fourth proportional to 331,423.24, 497,153.10 and 106,767.40 is: 160,156.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,423.24 : 497,153.10 = 106,767.40 : x
  2. Step 2: Convert to fraction form
    331,423.24/497,153.10 = 106,767.40/x
  3. Step 3: Cross multiply
    331,423.24x = 497,153.10 × 106,767.40
  4. Step 4: Simplify right side
    331,423.24x = 53,079,743,888.94
  5. Step 5: Solve for x
    x = 53,079,743,888.94/331,423.24
  6. Step 6: Final answer
    x = 160,156.98

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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.