Home / 134,630.37-185,782.32-74,200.83

Finding the Fourth Proportional to 134,630.37, 185,782.32 and 74,200.83

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Solution

The fourth proportional to 134,630.37, 185,782.32 and 74,200.83 is: 102,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,630.37 : 185,782.32 = 74,200.83 : x
  2. Step 2: Convert to fraction form
    134,630.37/185,782.32 = 74,200.83/x
  3. Step 3: Cross multiply
    134,630.37x = 185,782.32 × 74,200.83
  4. Step 4: Simplify right side
    134,630.37x = 13,785,202,343.33
  5. Step 5: Solve for x
    x = 13,785,202,343.33/134,630.37
  6. Step 6: Final answer
    x = 102,392.96

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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.