Home / 132,035.05-198,066.48-38,541.07

Finding the Fourth Proportional to 132,035.05, 198,066.48 and 38,541.07

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Solution

The fourth proportional to 132,035.05, 198,066.48 and 38,541.07 is: 57,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,035.05 : 198,066.48 = 38,541.07 : x
  2. Step 2: Convert to fraction form
    132,035.05/198,066.48 = 38,541.07/x
  3. Step 3: Cross multiply
    132,035.05x = 198,066.48 × 38,541.07
  4. Step 4: Simplify right side
    132,035.05x = 7,633,694,070.33
  5. Step 5: Solve for x
    x = 7,633,694,070.33/132,035.05
  6. Step 6: Final answer
    x = 57,815.66

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1.5x scale

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.