Home / 251,355.12-347,037.08-193,108.10

Finding the Fourth Proportional to 251,355.12, 347,037.08 and 193,108.10

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Solution

The fourth proportional to 251,355.12, 347,037.08 and 193,108.10 is: 266,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,355.12 : 347,037.08 = 193,108.10 : x
  2. Step 2: Convert to fraction form
    251,355.12/347,037.08 = 193,108.10/x
  3. Step 3: Cross multiply
    251,355.12x = 347,037.08 × 193,108.10
  4. Step 4: Simplify right side
    251,355.12x = 67,015,668,447.62
  5. Step 5: Solve for x
    x = 67,015,668,447.62/251,355.12
  6. Step 6: Final answer
    x = 266,617.48

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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.