Home / 170,060.70-255,091.05-119,322.30

Finding the Fourth Proportional to 170,060.70, 255,091.05 and 119,322.30

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Solution

The fourth proportional to 170,060.70, 255,091.05 and 119,322.30 is: 178,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,060.70 : 255,091.05 = 119,322.30 : x
  2. Step 2: Convert to fraction form
    170,060.70/255,091.05 = 119,322.30/x
  3. Step 3: Cross multiply
    170,060.70x = 255,091.05 × 119,322.30
  4. Step 4: Simplify right side
    170,060.70x = 30,438,050,795.42
  5. Step 5: Solve for x
    x = 30,438,050,795.42/170,060.70
  6. Step 6: Final answer
    x = 178,983.45

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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.