Home / 89,107.58-122,962.38-52,325.90

Finding the Fourth Proportional to 89,107.58, 122,962.38 and 52,325.90

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Solution

The fourth proportional to 89,107.58, 122,962.38 and 52,325.90 is: 72,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,107.58 : 122,962.38 = 52,325.90 : x
  2. Step 2: Convert to fraction form
    89,107.58/122,962.38 = 52,325.90/x
  3. Step 3: Cross multiply
    89,107.58x = 122,962.38 × 52,325.90
  4. Step 4: Simplify right side
    89,107.58x = 6,434,117,199.64
  5. Step 5: Solve for x
    x = 6,434,117,199.64/89,107.58
  6. Step 6: Final answer
    x = 72,206.17

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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.