Home / 151,276.77-208,760.22-83,292.32

Finding the Fourth Proportional to 151,276.77, 208,760.22 and 83,292.32

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Solution

The fourth proportional to 151,276.77, 208,760.22 and 83,292.32 is: 114,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,276.77 : 208,760.22 = 83,292.32 : x
  2. Step 2: Convert to fraction form
    151,276.77/208,760.22 = 83,292.32/x
  3. Step 3: Cross multiply
    151,276.77x = 208,760.22 × 83,292.32
  4. Step 4: Simplify right side
    151,276.77x = 17,388,123,569.41
  5. Step 5: Solve for x
    x = 17,388,123,569.41/151,276.77
  6. Step 6: Final answer
    x = 114,942.46

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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.