Home / 154,936.04-232,405.08-42,628.11

Finding the Fourth Proportional to 154,936.04, 232,405.08 and 42,628.11

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Solution

The fourth proportional to 154,936.04, 232,405.08 and 42,628.11 is: 63,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,936.04 : 232,405.08 = 42,628.11 : x
  2. Step 2: Convert to fraction form
    154,936.04/232,405.08 = 42,628.11/x
  3. Step 3: Cross multiply
    154,936.04x = 232,405.08 × 42,628.11
  4. Step 4: Simplify right side
    154,936.04x = 9,906,989,314.80
  5. Step 5: Solve for x
    x = 9,906,989,314.80/154,936.04
  6. Step 6: Final answer
    x = 63,942.45

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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.