Home / 134,305.16-185,345.96-73,880.46

Finding the Fourth Proportional to 134,305.16, 185,345.96 and 73,880.46

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Solution

The fourth proportional to 134,305.16, 185,345.96 and 73,880.46 is: 101,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,305.16 : 185,345.96 = 73,880.46 : x
  2. Step 2: Convert to fraction form
    134,305.16/185,345.96 = 73,880.46/x
  3. Step 3: Cross multiply
    134,305.16x = 185,345.96 × 73,880.46
  4. Step 4: Simplify right side
    134,305.16x = 13,693,444,414.54
  5. Step 5: Solve for x
    x = 13,693,444,414.54/134,305.16
  6. Step 6: Final answer
    x = 101,957.70

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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.