Home / 154,937.70-232,407.58-42,629.78

Finding the Fourth Proportional to 154,937.70, 232,407.58 and 42,629.78

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Solution

The fourth proportional to 154,937.70, 232,407.58 and 42,629.78 is: 63,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,937.70 : 232,407.58 = 42,629.78 : x
  2. Step 2: Convert to fraction form
    154,937.70/232,407.58 = 42,629.78/x
  3. Step 3: Cross multiply
    154,937.70x = 232,407.58 × 42,629.78
  4. Step 4: Simplify right side
    154,937.70x = 9,907,484,005.73
  5. Step 5: Solve for x
    x = 9,907,484,005.73/154,937.70
  6. Step 6: Final answer
    x = 63,944.95

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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.