Home / 155,006.82-232,451.21-91,844.77

Finding the Fourth Proportional to 155,006.82, 232,451.21 and 91,844.77

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Solution

The fourth proportional to 155,006.82, 232,451.21 and 91,844.77 is: 137,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,006.82 : 232,451.21 = 91,844.77 : x
  2. Step 2: Convert to fraction form
    155,006.82/232,451.21 = 91,844.77/x
  3. Step 3: Cross multiply
    155,006.82x = 232,451.21 × 91,844.77
  4. Step 4: Simplify right side
    155,006.82x = 21,349,427,918.67
  5. Step 5: Solve for x
    x = 21,349,427,918.67/155,006.82
  6. Step 6: Final answer
    x = 137,732.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.