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Finding the Fourth Proportional to 250,024.13, 345,033.32 and 136,846.88

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Solution

The fourth proportional to 250,024.13, 345,033.32 and 136,846.88 is: 188,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,024.13 : 345,033.32 = 136,846.88 : x
  2. Step 2: Convert to fraction form
    250,024.13/345,033.32 = 136,846.88/x
  3. Step 3: Cross multiply
    250,024.13x = 345,033.32 × 136,846.88
  4. Step 4: Simplify right side
    250,024.13x = 47,216,733,338.04
  5. Step 5: Solve for x
    x = 47,216,733,338.04/250,024.13
  6. Step 6: Final answer
    x = 188,848.71

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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.