Home / 134,275.32-185,295.71-73,845.78

Finding the Fourth Proportional to 134,275.32, 185,295.71 and 73,845.78

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Solution

The fourth proportional to 134,275.32, 185,295.71 and 73,845.78 is: 101,904.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,275.32 : 185,295.71 = 73,845.78 : x
  2. Step 2: Convert to fraction form
    134,275.32/185,295.71 = 73,845.78/x
  3. Step 3: Cross multiply
    134,275.32x = 185,295.71 × 73,845.78
  4. Step 4: Simplify right side
    134,275.32x = 13,683,305,866.37
  5. Step 5: Solve for x
    x = 13,683,305,866.37/134,275.32
  6. Step 6: Final answer
    x = 101,904.85

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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.