Home / 132,130.65-198,226.25-57,263.34

Finding the Fourth Proportional to 132,130.65, 198,226.25 and 57,263.34

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Solution

The fourth proportional to 132,130.65, 198,226.25 and 57,263.34 is: 85,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,130.65 : 198,226.25 = 57,263.34 : x
  2. Step 2: Convert to fraction form
    132,130.65/198,226.25 = 57,263.34/x
  3. Step 3: Cross multiply
    132,130.65x = 198,226.25 × 57,263.34
  4. Step 4: Simplify right side
    132,130.65x = 11,351,096,864.36
  5. Step 5: Solve for x
    x = 11,351,096,864.36/132,130.65
  6. Step 6: Final answer
    x = 85,908.13

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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.