Home / 136,244.37-187,995.57-75,814.83

Finding the Fourth Proportional to 136,244.37, 187,995.57 and 75,814.83

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Solution

The fourth proportional to 136,244.37, 187,995.57 and 75,814.83 is: 104,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,244.37 : 187,995.57 = 75,814.83 : x
  2. Step 2: Convert to fraction form
    136,244.37/187,995.57 = 75,814.83/x
  3. Step 3: Cross multiply
    136,244.37x = 187,995.57 × 75,814.83
  4. Step 4: Simplify right side
    136,244.37x = 14,252,852,180.30
  5. Step 5: Solve for x
    x = 14,252,852,180.30/136,244.37
  6. Step 6: Final answer
    x = 104,612.41

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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.