Home / 89,441.52-134,224-36,851.12

Finding the Fourth Proportional to 89,441.52, 134,224 and 36,851.12

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Solution

The fourth proportional to 89,441.52, 134,224 and 36,851.12 is: 55,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,441.52 : 134,224 = 36,851.12 : x
  2. Step 2: Convert to fraction form
    89,441.52/134,224 = 36,851.12/x
  3. Step 3: Cross multiply
    89,441.52x = 134,224 × 36,851.12
  4. Step 4: Simplify right side
    89,441.52x = 4,946,304,730.88
  5. Step 5: Solve for x
    x = 4,946,304,730.88/89,441.52
  6. Step 6: Final answer
    x = 55,302.11

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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.