Home / 170,790.08-256,185.87-70,950.19

Finding the Fourth Proportional to 170,790.08, 256,185.87 and 70,950.19

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Solution

The fourth proportional to 170,790.08, 256,185.87 and 70,950.19 is: 106,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,790.08 : 256,185.87 = 70,950.19 : x
  2. Step 2: Convert to fraction form
    170,790.08/256,185.87 = 70,950.19/x
  3. Step 3: Cross multiply
    170,790.08x = 256,185.87 × 70,950.19
  4. Step 4: Simplify right side
    170,790.08x = 18,176,436,151.82
  5. Step 5: Solve for x
    x = 18,176,436,151.82/170,790.08
  6. Step 6: Final answer
    x = 106,425.60

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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.