Home / 240,160.17-331,423.49-131,267.61

Finding the Fourth Proportional to 240,160.17, 331,423.49 and 131,267.61

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Solution

The fourth proportional to 240,160.17, 331,423.49 and 131,267.61 is: 181,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,160.17 : 331,423.49 = 131,267.61 : x
  2. Step 2: Convert to fraction form
    240,160.17/331,423.49 = 131,267.61/x
  3. Step 3: Cross multiply
    240,160.17x = 331,423.49 × 131,267.61
  4. Step 4: Simplify right side
    240,160.17x = 43,505,169,430.16
  5. Step 5: Solve for x
    x = 43,505,169,430.16/240,160.17
  6. Step 6: Final answer
    x = 181,150.64

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1.5x scale

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.