Home / 112,551.84-155,325.60-62,251.20

Finding the Fourth Proportional to 112,551.84, 155,325.60 and 62,251.20

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Solution

The fourth proportional to 112,551.84, 155,325.60 and 62,251.20 is: 85,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,551.84 : 155,325.60 = 62,251.20 : x
  2. Step 2: Convert to fraction form
    112,551.84/155,325.60 = 62,251.20/x
  3. Step 3: Cross multiply
    112,551.84x = 155,325.60 × 62,251.20
  4. Step 4: Simplify right side
    112,551.84x = 9,669,204,990.72
  5. Step 5: Solve for x
    x = 9,669,204,990.72/112,551.84
  6. Step 6: Final answer
    x = 85,908.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.