Home / 89,374.39-134,118.09-49,957.36

Finding the Fourth Proportional to 89,374.39, 134,118.09 and 49,957.36

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Solution

The fourth proportional to 89,374.39, 134,118.09 and 49,957.36 is: 74,967.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,374.39 : 134,118.09 = 49,957.36 : x
  2. Step 2: Convert to fraction form
    89,374.39/134,118.09 = 49,957.36/x
  3. Step 3: Cross multiply
    89,374.39x = 134,118.09 × 49,957.36
  4. Step 4: Simplify right side
    89,374.39x = 6,700,185,704.64
  5. Step 5: Solve for x
    x = 6,700,185,704.64/89,374.39
  6. Step 6: Final answer
    x = 74,967.62

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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.