Home / 171,426.38-257,156.48-59,091.81

Finding the Fourth Proportional to 171,426.38, 257,156.48 and 59,091.81

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Solution

The fourth proportional to 171,426.38, 257,156.48 and 59,091.81 is: 88,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,426.38 : 257,156.48 = 59,091.81 : x
  2. Step 2: Convert to fraction form
    171,426.38/257,156.48 = 59,091.81/x
  3. Step 3: Cross multiply
    171,426.38x = 257,156.48 × 59,091.81
  4. Step 4: Simplify right side
    171,426.38x = 15,195,840,570.65
  5. Step 5: Solve for x
    x = 15,195,840,570.65/171,426.38
  6. Step 6: Final answer
    x = 88,643.54

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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.