Home / 135,922.52-187,573.05-75,498.77

Finding the Fourth Proportional to 135,922.52, 187,573.05 and 75,498.77

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Solution

The fourth proportional to 135,922.52, 187,573.05 and 75,498.77 is: 104,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,922.52 : 187,573.05 = 75,498.77 : x
  2. Step 2: Convert to fraction form
    135,922.52/187,573.05 = 75,498.77/x
  3. Step 3: Cross multiply
    135,922.52x = 187,573.05 × 75,498.77
  4. Step 4: Simplify right side
    135,922.52x = 14,161,533,622.28
  5. Step 5: Solve for x
    x = 14,161,533,622.28/135,922.52
  6. Step 6: Final answer
    x = 104,188.28

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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.