Home / 154,178.79-231,283.58-41,860.82

Finding the Fourth Proportional to 154,178.79, 231,283.58 and 41,860.82

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Solution

The fourth proportional to 154,178.79, 231,283.58 and 41,860.82 is: 62,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,178.79 : 231,283.58 = 41,860.82 : x
  2. Step 2: Convert to fraction form
    154,178.79/231,283.58 = 41,860.82/x
  3. Step 3: Cross multiply
    154,178.79x = 231,283.58 × 41,860.82
  4. Step 4: Simplify right side
    154,178.79x = 9,681,718,945.61
  5. Step 5: Solve for x
    x = 9,681,718,945.61/154,178.79
  6. Step 6: Final answer
    x = 62,795.40

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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.