Home / 154,913.10-232,369.65-118,049.10

Finding the Fourth Proportional to 154,913.10, 232,369.65 and 118,049.10

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Solution

The fourth proportional to 154,913.10, 232,369.65 and 118,049.10 is: 177,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,913.10 : 232,369.65 = 118,049.10 : x
  2. Step 2: Convert to fraction form
    154,913.10/232,369.65 = 118,049.10/x
  3. Step 3: Cross multiply
    154,913.10x = 232,369.65 × 118,049.10
  4. Step 4: Simplify right side
    154,913.10x = 27,431,028,049.82
  5. Step 5: Solve for x
    x = 27,431,028,049.82/154,913.10
  6. Step 6: Final answer
    x = 177,073.65

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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.