Home / 171,041.15-256,561.73-168,708.35

Finding the Fourth Proportional to 171,041.15, 256,561.73 and 168,708.35

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Solution

The fourth proportional to 171,041.15, 256,561.73 and 168,708.35 is: 253,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,041.15 : 256,561.73 = 168,708.35 : x
  2. Step 2: Convert to fraction form
    171,041.15/256,561.73 = 168,708.35/x
  3. Step 3: Cross multiply
    171,041.15x = 256,561.73 × 168,708.35
  4. Step 4: Simplify right side
    171,041.15x = 43,284,106,141.45
  5. Step 5: Solve for x
    x = 43,284,106,141.45/171,041.15
  6. Step 6: Final answer
    x = 253,062.53

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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.