Home / 250,887.87-346,222.33-136,166.72

Finding the Fourth Proportional to 250,887.87, 346,222.33 and 136,166.72

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Solution

The fourth proportional to 250,887.87, 346,222.33 and 136,166.72 is: 187,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,887.87 : 346,222.33 = 136,166.72 : x
  2. Step 2: Convert to fraction form
    250,887.87/346,222.33 = 136,166.72/x
  3. Step 3: Cross multiply
    250,887.87x = 346,222.33 × 136,166.72
  4. Step 4: Simplify right side
    250,887.87x = 47,143,956,995.33
  5. Step 5: Solve for x
    x = 47,143,956,995.33/250,887.87
  6. Step 6: Final answer
    x = 187,908.47

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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.