Home / 154,936.65-232,406.03-42,628.74

Finding the Fourth Proportional to 154,936.65, 232,406.03 and 42,628.74

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Solution

The fourth proportional to 154,936.65, 232,406.03 and 42,628.74 is: 63,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,936.65 : 232,406.03 = 42,628.74 : x
  2. Step 2: Convert to fraction form
    154,936.65/232,406.03 = 42,628.74/x
  3. Step 3: Cross multiply
    154,936.65x = 232,406.03 × 42,628.74
  4. Step 4: Simplify right side
    154,936.65x = 9,907,176,227.30
  5. Step 5: Solve for x
    x = 9,907,176,227.30/154,936.65
  6. Step 6: Final answer
    x = 63,943.40

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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.