Home / 132,528.38-198,653.73-64,967.09

Finding the Fourth Proportional to 132,528.38, 198,653.73 and 64,967.09

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Solution

The fourth proportional to 132,528.38, 198,653.73 and 64,967.09 is: 97,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,528.38 : 198,653.73 = 64,967.09 : x
  2. Step 2: Convert to fraction form
    132,528.38/198,653.73 = 64,967.09/x
  3. Step 3: Cross multiply
    132,528.38x = 198,653.73 × 64,967.09
  4. Step 4: Simplify right side
    132,528.38x = 12,905,953,762.48
  5. Step 5: Solve for x
    x = 12,905,953,762.48/132,528.38
  6. Step 6: Final answer
    x = 97,382.57

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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.