Home / 154,932.75-232,497.42-66,186.90

Finding the Fourth Proportional to 154,932.75, 232,497.42 and 66,186.90

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Solution

The fourth proportional to 154,932.75, 232,497.42 and 66,186.90 is: 99,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,932.75 : 232,497.42 = 66,186.90 : x
  2. Step 2: Convert to fraction form
    154,932.75/232,497.42 = 66,186.90/x
  3. Step 3: Cross multiply
    154,932.75x = 232,497.42 × 66,186.90
  4. Step 4: Simplify right side
    154,932.75x = 15,388,282,325.31
  5. Step 5: Solve for x
    x = 15,388,282,325.31/154,932.75
  6. Step 6: Final answer
    x = 99,322.34

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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.